20360400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{19}}^2\times {\mathrm{47}}^1$

素因数の和:106

約数の個数: 180

約数和(自身を含む): 70299072

約数和(自身を除く): 49938672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 25, 30, 38, 40, 47, 48, 50, 57, 60, 75, 76, 80, 94, 95, 100, 114, 120, 141, 150, 152, 188, 190, 200, 228, 235, 240, 282, 285, 300, 304, 361, 376, 380, 400, 456, 470, 475, 564, 570, 600, 705, 722, 752, 760, 893, 912, 940, 950, 1083, 1128, 1140, 1175, 1200, 1410, 1425, 1444, 1520, 1786, 1805, 1880, 1900, 2166, 2256, 2280, 2350, 2679, 2820, 2850, 2888, 3525, 3572, 3610, 3760, 3800, 4332, 4465, 4560, 4700, 5358, 5415, 5640, 5700, 5776, 7050, 7144, 7220, 7600, 8664, 8930, 9025, 9400, 10716, 10830, 11280, 11400, 13395, 14100, 14288, 14440, 16967, 17328, 17860, 18050, 18800, 21432, 21660, 22325, 22800, 26790, 27075, 28200, 28880, 33934, 35720, 36100, 42864, 43320, 44650, 50901, 53580, 54150, 56400, 66975, 67868, 71440, 72200, 84835, 86640, 89300, 101802, 107160, 108300, 133950, 135736, 144400, 169670, 178600, 203604, 214320, 216600, 254505, 267900, 271472, 339340, 357200, 407208, 424175, 433200, 509010, 535800, 678680, 814416, 848350, 1018020, 1071600, 1272525, 1357360, 1696700, 2036040, 2545050, 3393400, 4072080, 5090100, 6786800, 10180200, 20360400]

約数ペア:

[(1, 20360400), (2, 10180200), (3, 6786800), (4, 5090100), (5, 4072080), (6, 3393400), (8, 2545050), (10, 2036040), (12, 1696700), (15, 1357360), (16, 1272525), (19, 1071600), (20, 1018020), (24, 848350), (25, 814416), (30, 678680), (38, 535800), (40, 509010), (47, 433200), (48, 424175), (50, 407208), (57, 357200), (60, 339340), (75, 271472), (76, 267900), (80, 254505), (94, 216600), (95, 214320), (100, 203604), (114, 178600), (120, 169670), (141, 144400), (150, 135736), (152, 133950), (188, 108300), (190, 107160), (200, 101802), (228, 89300), (235, 86640), (240, 84835), (282, 72200), (285, 71440), (300, 67868), (304, 66975), (361, 56400), (376, 54150), (380, 53580), (400, 50901), (456, 44650), (470, 43320), (475, 42864), (564, 36100), (570, 35720), (600, 33934), (705, 28880), (722, 28200), (752, 27075), (760, 26790), (893, 22800), (912, 22325), (940, 21660), (950, 21432), (1083, 18800), (1128, 18050), (1140, 17860), (1175, 17328), (1200, 16967), (1410, 14440), (1425, 14288), (1444, 14100), (1520, 13395), (1786, 11400), (1805, 11280), (1880, 10830), (1900, 10716), (2166, 9400), (2256, 9025), (2280, 8930), (2350, 8664), (2679, 7600), (2820, 7220), (2850, 7144), (2888, 7050), (3525, 5776), (3572, 5700), (3610, 5640), (3760, 5415), (3800, 5358), (4332, 4700), (4465, 4560)]