406768130

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{4091}}^1$

素因数の和:4322

約数の個数: 32

約数和(自身を含む): 748934208

約数和(自身を除く): 342166078

約数列:

[1, 2, 5, 10, 61, 122, 163, 305, 326, 610, 815, 1630, 4091, 8182, 9943, 19886, 20455, 40910, 49715, 99430, 249551, 499102, 666833, 1247755, 1333666, 2495510, 3334165, 6668330, 40676813, 81353626, 203384065, 406768130]

約数ペア:

[(1, 406768130), (2, 203384065), (5, 81353626), (10, 40676813), (61, 6668330), (122, 3334165), (163, 2495510), (305, 1333666), (326, 1247755), (610, 666833), (815, 499102), (1630, 249551), (4091, 99430), (8182, 49715), (9943, 40910), (19886, 20455)]