2053756880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{89}}^2\times {\mathrm{463}}^1$

素因数の和:661

約数の個数: 120

約数和(自身を含む): 5531050752

約数和(自身を除く): 3477293872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 89, 112, 140, 178, 280, 356, 445, 463, 560, 623, 712, 890, 926, 1246, 1424, 1780, 1852, 2315, 2492, 3115, 3241, 3560, 3704, 4630, 4984, 6230, 6482, 7120, 7408, 7921, 9260, 9968, 12460, 12964, 15842, 16205, 18520, 24920, 25928, 31684, 32410, 37040, 39605, 41207, 49840, 51856, 55447, 63368, 64820, 79210, 82414, 110894, 126736, 129640, 158420, 164828, 206035, 221788, 259280, 277235, 288449, 316840, 329656, 412070, 443576, 554470, 576898, 633680, 659312, 824140, 887152, 1108940, 1153796, 1442245, 1648280, 2217880, 2307592, 2884490, 3296560, 3667423, 4435760, 4615184, 5768980, 7334846, 11537960, 14669692, 18337115, 23075920, 25671961, 29339384, 36674230, 51343922, 58678768, 73348460, 102687844, 128359805, 146696920, 205375688, 256719610, 293393840, 410751376, 513439220, 1026878440, 2053756880]

約数ペア:

[(1, 2053756880), (2, 1026878440), (4, 513439220), (5, 410751376), (7, 293393840), (8, 256719610), (10, 205375688), (14, 146696920), (16, 128359805), (20, 102687844), (28, 73348460), (35, 58678768), (40, 51343922), (56, 36674230), (70, 29339384), (80, 25671961), (89, 23075920), (112, 18337115), (140, 14669692), (178, 11537960), (280, 7334846), (356, 5768980), (445, 4615184), (463, 4435760), (560, 3667423), (623, 3296560), (712, 2884490), (890, 2307592), (926, 2217880), (1246, 1648280), (1424, 1442245), (1780, 1153796), (1852, 1108940), (2315, 887152), (2492, 824140), (3115, 659312), (3241, 633680), (3560, 576898), (3704, 554470), (4630, 443576), (4984, 412070), (6230, 329656), (6482, 316840), (7120, 288449), (7408, 277235), (7921, 259280), (9260, 221788), (9968, 206035), (12460, 164828), (12964, 158420), (15842, 129640), (16205, 126736), (18520, 110894), (24920, 82414), (25928, 79210), (31684, 64820), (32410, 63368), (37040, 55447), (39605, 51856), (41207, 49840)]