385220360

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{196541}}^1$

素因数の和:196566

約数の個数: 48

約数和(自身を含む): 1008260460

約数和(自身を除く): 623040100

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 196541, 393082, 786164, 982705, 1375787, 1572328, 1965410, 2751574, 3930820, 5503148, 6878935, 7861640, 9630509, 11006296, 13757870, 19261018, 27515740, 38522036, 48152545, 55031480, 77044072, 96305090, 192610180, 385220360]

約数ペア:

[(1, 385220360), (2, 192610180), (4, 96305090), (5, 77044072), (7, 55031480), (8, 48152545), (10, 38522036), (14, 27515740), (20, 19261018), (28, 13757870), (35, 11006296), (40, 9630509), (49, 7861640), (56, 6878935), (70, 5503148), (98, 3930820), (140, 2751574), (196, 1965410), (245, 1572328), (280, 1375787), (392, 982705), (490, 786164), (980, 393082), (1960, 196541)]