120601640

素因数分解:

$2^3\times 5^1\times {\mathrm{557}}^1\times {\mathrm{5413}}^1$

素因数の和:5981

約数の個数: 32

約数和(自身を含む): 271891080

約数和(自身を除く): 151289440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 557, 1114, 2228, 2785, 4456, 5413, 5570, 10826, 11140, 21652, 22280, 27065, 43304, 54130, 108260, 216520, 3015041, 6030082, 12060164, 15075205, 24120328, 30150410, 60300820, 120601640]

約数ペア:

[(1, 120601640), (2, 60300820), (4, 30150410), (5, 24120328), (8, 15075205), (10, 12060164), (20, 6030082), (40, 3015041), (557, 216520), (1114, 108260), (2228, 54130), (2785, 43304), (4456, 27065), (5413, 22280), (5570, 21652), (10826, 11140)]