231650020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71941}}^1$

素因数の和:71980

約数の個数: 48

約数和(自身を含む): 580140288

約数和(自身を除く): 348490268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 71941, 143882, 287764, 359705, 503587, 719410, 1007174, 1438820, 1654643, 2014348, 2517935, 3309286, 5035870, 6618572, 8273215, 10071740, 11582501, 16546430, 23165002, 33092860, 46330004, 57912505, 115825010, 231650020]

約数ペア:

[(1, 231650020), (2, 115825010), (4, 57912505), (5, 46330004), (7, 33092860), (10, 23165002), (14, 16546430), (20, 11582501), (23, 10071740), (28, 8273215), (35, 6618572), (46, 5035870), (70, 3309286), (92, 2517935), (115, 2014348), (140, 1654643), (161, 1438820), (230, 1007174), (322, 719410), (460, 503587), (644, 359705), (805, 287764), (1610, 143882), (3220, 71941)]