20442977360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{383}}^1\times {\mathrm{3019}}^1$

素因数の和:3445

約数の個数: 160

約数和(自身を含む): 54356520960

約数和(自身を除く): 33913543600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 170, 208, 221, 260, 272, 340, 383, 442, 520, 680, 766, 884, 1040, 1105, 1360, 1532, 1768, 1915, 2210, 3019, 3064, 3536, 3830, 4420, 4979, 6038, 6128, 6511, 7660, 8840, 9958, 12076, 13022, 15095, 15320, 17680, 19916, 24152, 24895, 26044, 30190, 30640, 32555, 39247, 39832, 48304, 49790, 51323, 52088, 60380, 65110, 78494, 79664, 84643, 99580, 102646, 104176, 120760, 130220, 156988, 169286, 196235, 199160, 205292, 241520, 256615, 260440, 313976, 338572, 392470, 398320, 410584, 423215, 513230, 520880, 627952, 667199, 677144, 784940, 821168, 846430, 1026460, 1156277, 1334398, 1354288, 1569880, 1692860, 2052920, 2312554, 2668796, 3139760, 3335995, 3385720, 4105840, 4625108, 5337592, 5781385, 6671990, 6771440, 9250216, 10675184, 11562770, 13343980, 15031601, 18500432, 19656709, 23125540, 26687960, 30063202, 39313418, 46251080, 53375920, 60126404, 75158005, 78626836, 92502160, 98283545, 120252808, 150316010, 157253672, 196567090, 240505616, 255537217, 300632020, 314507344, 393134180, 511074434, 601264040, 786268360, 1022148868, 1202528080, 1277686085, 1572536720, 2044297736, 2555372170, 4088595472, 5110744340, 10221488680, 20442977360]

約数ペア:

[(1, 20442977360), (2, 10221488680), (4, 5110744340), (5, 4088595472), (8, 2555372170), (10, 2044297736), (13, 1572536720), (16, 1277686085), (17, 1202528080), (20, 1022148868), (26, 786268360), (34, 601264040), (40, 511074434), (52, 393134180), (65, 314507344), (68, 300632020), (80, 255537217), (85, 240505616), (104, 196567090), (130, 157253672), (136, 150316010), (170, 120252808), (208, 98283545), (221, 92502160), (260, 78626836), (272, 75158005), (340, 60126404), (383, 53375920), (442, 46251080), (520, 39313418), (680, 30063202), (766, 26687960), (884, 23125540), (1040, 19656709), (1105, 18500432), (1360, 15031601), (1532, 13343980), (1768, 11562770), (1915, 10675184), (2210, 9250216), (3019, 6771440), (3064, 6671990), (3536, 5781385), (3830, 5337592), (4420, 4625108), (4979, 4105840), (6038, 3385720), (6128, 3335995), (6511, 3139760), (7660, 2668796), (8840, 2312554), (9958, 2052920), (12076, 1692860), (13022, 1569880), (15095, 1354288), (15320, 1334398), (17680, 1156277), (19916, 1026460), (24152, 846430), (24895, 821168), (26044, 784940), (30190, 677144), (30640, 667199), (32555, 627952), (39247, 520880), (39832, 513230), (48304, 423215), (49790, 410584), (51323, 398320), (52088, 392470), (60380, 338572), (65110, 313976), (78494, 260440), (79664, 256615), (84643, 241520), (99580, 205292), (102646, 199160), (104176, 196235), (120760, 169286), (130220, 156988)]