20410560

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{373}}^1$

素因数の和:415

約数の個数: 168

約数和(自身を含む): 74096880

約数和(自身を除く): 53686320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 64, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 192, 228, 240, 285, 288, 304, 320, 342, 360, 373, 380, 456, 480, 570, 576, 608, 684, 720, 746, 760, 855, 912, 960, 1119, 1140, 1216, 1368, 1440, 1492, 1520, 1710, 1824, 1865, 2238, 2280, 2736, 2880, 2984, 3040, 3357, 3420, 3648, 3730, 4476, 4560, 5472, 5595, 5968, 6080, 6714, 6840, 7087, 7460, 8952, 9120, 10944, 11190, 11936, 13428, 13680, 14174, 14920, 16785, 17904, 18240, 21261, 22380, 23872, 26856, 27360, 28348, 29840, 33570, 35435, 35808, 42522, 44760, 53712, 54720, 56696, 59680, 63783, 67140, 70870, 71616, 85044, 89520, 106305, 107424, 113392, 119360, 127566, 134280, 141740, 170088, 179040, 212610, 214848, 226784, 255132, 268560, 283480, 318915, 340176, 358080, 425220, 453568, 510264, 537120, 566960, 637830, 680352, 850440, 1020528, 1074240, 1133920, 1275660, 1360704, 1700880, 2041056, 2267840, 2551320, 3401760, 4082112, 5102640, 6803520, 10205280, 20410560]

約数ペア:

[(1, 20410560), (2, 10205280), (3, 6803520), (4, 5102640), (5, 4082112), (6, 3401760), (8, 2551320), (9, 2267840), (10, 2041056), (12, 1700880), (15, 1360704), (16, 1275660), (18, 1133920), (19, 1074240), (20, 1020528), (24, 850440), (30, 680352), (32, 637830), (36, 566960), (38, 537120), (40, 510264), (45, 453568), (48, 425220), (57, 358080), (60, 340176), (64, 318915), (72, 283480), (76, 268560), (80, 255132), (90, 226784), (95, 214848), (96, 212610), (114, 179040), (120, 170088), (144, 141740), (152, 134280), (160, 127566), (171, 119360), (180, 113392), (190, 107424), (192, 106305), (228, 89520), (240, 85044), (285, 71616), (288, 70870), (304, 67140), (320, 63783), (342, 59680), (360, 56696), (373, 54720), (380, 53712), (456, 44760), (480, 42522), (570, 35808), (576, 35435), (608, 33570), (684, 29840), (720, 28348), (746, 27360), (760, 26856), (855, 23872), (912, 22380), (960, 21261), (1119, 18240), (1140, 17904), (1216, 16785), (1368, 14920), (1440, 14174), (1492, 13680), (1520, 13428), (1710, 11936), (1824, 11190), (1865, 10944), (2238, 9120), (2280, 8952), (2736, 7460), (2880, 7087), (2984, 6840), (3040, 6714), (3357, 6080), (3420, 5968), (3648, 5595), (3730, 5472), (4476, 4560)]