201175640

素因数分解:

$2^3\times 5^1\times {\mathrm{569}}^1\times {\mathrm{8839}}^1$

素因数の和:9419

約数の個数: 32

約数和(自身を含む): 453492000

約数和(自身を除く): 252316360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 569, 1138, 2276, 2845, 4552, 5690, 8839, 11380, 17678, 22760, 35356, 44195, 70712, 88390, 176780, 353560, 5029391, 10058782, 20117564, 25146955, 40235128, 50293910, 100587820, 201175640]

約数ペア:

[(1, 201175640), (2, 100587820), (4, 50293910), (5, 40235128), (8, 25146955), (10, 20117564), (20, 10058782), (40, 5029391), (569, 353560), (1138, 176780), (2276, 88390), (2845, 70712), (4552, 44195), (5690, 35356), (8839, 22760), (11380, 17678)]