8889463940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{803749}}^1$

素因数の和:803844

約数の個数: 48

約数和(自身を含む): 21604800000

約数和(自身を除く): 12715336060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2765, 5530, 11060, 803749, 1607498, 3214996, 4018745, 5626243, 8037490, 11252486, 16074980, 22504972, 28131215, 56262430, 63496171, 112524860, 126992342, 253984684, 317480855, 444473197, 634961710, 888946394, 1269923420, 1777892788, 2222365985, 4444731970, 8889463940]

約数ペア:

[(1, 8889463940), (2, 4444731970), (4, 2222365985), (5, 1777892788), (7, 1269923420), (10, 888946394), (14, 634961710), (20, 444473197), (28, 317480855), (35, 253984684), (70, 126992342), (79, 112524860), (140, 63496171), (158, 56262430), (316, 28131215), (395, 22504972), (553, 16074980), (790, 11252486), (1106, 8037490), (1580, 5626243), (2212, 4018745), (2765, 3214996), (5530, 1607498), (11060, 803749)]