88040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:113

約数の個数: 32

約数和(自身を含む): 207360

約数和(自身を除く): 119320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 71, 124, 142, 155, 248, 284, 310, 355, 568, 620, 710, 1240, 1420, 2201, 2840, 4402, 8804, 11005, 17608, 22010, 44020, 88040]

約数ペア:

[(1, 88040), (2, 44020), (4, 22010), (5, 17608), (8, 11005), (10, 8804), (20, 4402), (31, 2840), (40, 2201), (62, 1420), (71, 1240), (124, 710), (142, 620), (155, 568), (248, 355), (284, 310)]