54631840

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17971}}^1$

素因数の和:18005

約数の個数: 48

約数和(自身を含む): 135868320

約数和(自身を除く): 81236480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 17971, 35942, 71884, 89855, 143768, 179710, 287536, 341449, 359420, 575072, 682898, 718840, 1365796, 1437680, 1707245, 2731592, 2875360, 3414490, 5463184, 6828980, 10926368, 13657960, 27315920, 54631840]

約数ペア:

[(1, 54631840), (2, 27315920), (4, 13657960), (5, 10926368), (8, 6828980), (10, 5463184), (16, 3414490), (19, 2875360), (20, 2731592), (32, 1707245), (38, 1437680), (40, 1365796), (76, 718840), (80, 682898), (95, 575072), (152, 359420), (160, 341449), (190, 287536), (304, 179710), (380, 143768), (608, 89855), (760, 71884), (1520, 35942), (3040, 17971)]