23520170

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:446

約数の個数: 32

約数和(自身を含む): 43410816

約数和(自身を除く): 19890646

約数列:

[1, 2, 5, 10, 71, 142, 157, 211, 314, 355, 422, 710, 785, 1055, 1570, 2110, 11147, 14981, 22294, 29962, 33127, 55735, 66254, 74905, 111470, 149810, 165635, 331270, 2352017, 4704034, 11760085, 23520170]

約数ペア:

[(1, 23520170), (2, 11760085), (5, 4704034), (10, 2352017), (71, 331270), (142, 165635), (157, 149810), (211, 111470), (314, 74905), (355, 66254), (422, 55735), (710, 33127), (785, 29962), (1055, 22294), (1570, 14981), (2110, 11147)]