139132960

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28051}}^1$

素因数の和:28097

約数の個数: 48

約数和(自身を含む): 339316992

約数和(自身を除く): 200184032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 28051, 56102, 112204, 140255, 224408, 280510, 448816, 561020, 869581, 897632, 1122040, 1739162, 2244080, 3478324, 4347905, 4488160, 6956648, 8695810, 13913296, 17391620, 27826592, 34783240, 69566480, 139132960]

約数ペア:

[(1, 139132960), (2, 69566480), (4, 34783240), (5, 27826592), (8, 17391620), (10, 13913296), (16, 8695810), (20, 6956648), (31, 4488160), (32, 4347905), (40, 3478324), (62, 2244080), (80, 1739162), (124, 1122040), (155, 897632), (160, 869581), (248, 561020), (310, 448816), (496, 280510), (620, 224408), (992, 140255), (1240, 112204), (2480, 56102), (4960, 28051)]