44020

素因数分解:

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

素因数の和:111

約数の個数: 24

約数和(自身を含む): 96768

約数和(自身を除く): 52748

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 71, 124, 142, 155, 284, 310, 355, 620, 710, 1420, 2201, 4402, 8804, 11005, 22010, 44020]

約数ペア:

[(1, 44020), (2, 22010), (4, 11005), (5, 8804), (10, 4402), (20, 2201), (31, 1420), (62, 710), (71, 620), (124, 355), (142, 310), (155, 284)]