875006620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{74279}}^1$

素因数の和:74338

約数の個数: 48

約数和(自身を含む): 1996646400

約数和(自身を除く): 1121639780

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 2356, 2945, 5890, 11780, 74279, 148558, 297116, 371395, 742790, 1411301, 1485580, 2302649, 2822602, 4605298, 5645204, 7056505, 9210596, 11513245, 14113010, 23026490, 28226020, 43750331, 46052980, 87500662, 175001324, 218751655, 437503310, 875006620]

約数ペア:

[(1, 875006620), (2, 437503310), (4, 218751655), (5, 175001324), (10, 87500662), (19, 46052980), (20, 43750331), (31, 28226020), (38, 23026490), (62, 14113010), (76, 11513245), (95, 9210596), (124, 7056505), (155, 5645204), (190, 4605298), (310, 2822602), (380, 2302649), (589, 1485580), (620, 1411301), (1178, 742790), (2356, 371395), (2945, 297116), (5890, 148558), (11780, 74279)]