8889754960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{307817}}^1$

素因数の和:307868

約数の個数: 60

約数和(自身を含む): 21813830388

約数和(自身を除く): 12924075428

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 361, 380, 722, 760, 1444, 1520, 1805, 2888, 3610, 5776, 7220, 14440, 28880, 307817, 615634, 1231268, 1539085, 2462536, 3078170, 4925072, 5848523, 6156340, 11697046, 12312680, 23394092, 24625360, 29242615, 46788184, 58485230, 93576368, 111121937, 116970460, 222243874, 233940920, 444487748, 467881840, 555609685, 888975496, 1111219370, 1777950992, 2222438740, 4444877480, 8889754960]

約数ペア:

[(1, 8889754960), (2, 4444877480), (4, 2222438740), (5, 1777950992), (8, 1111219370), (10, 888975496), (16, 555609685), (19, 467881840), (20, 444487748), (38, 233940920), (40, 222243874), (76, 116970460), (80, 111121937), (95, 93576368), (152, 58485230), (190, 46788184), (304, 29242615), (361, 24625360), (380, 23394092), (722, 12312680), (760, 11697046), (1444, 6156340), (1520, 5848523), (1805, 4925072), (2888, 3078170), (3610, 2462536), (5776, 1539085), (7220, 1231268), (14440, 615634), (28880, 307817)]