229756820

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{1063}}^1$

素因数の和:1280

約数の個数: 48

約数和(自身を含む): 492283008

約数和(自身を除く): 262526188

約数列:

[1, 2, 4, 5, 10, 20, 101, 107, 202, 214, 404, 428, 505, 535, 1010, 1063, 1070, 2020, 2126, 2140, 4252, 5315, 10630, 10807, 21260, 21614, 43228, 54035, 107363, 108070, 113741, 214726, 216140, 227482, 429452, 454964, 536815, 568705, 1073630, 1137410, 2147260, 2274820, 11487841, 22975682, 45951364, 57439205, 114878410, 229756820]

約数ペア:

[(1, 229756820), (2, 114878410), (4, 57439205), (5, 45951364), (10, 22975682), (20, 11487841), (101, 2274820), (107, 2147260), (202, 1137410), (214, 1073630), (404, 568705), (428, 536815), (505, 454964), (535, 429452), (1010, 227482), (1063, 216140), (1070, 214726), (2020, 113741), (2126, 108070), (2140, 107363), (4252, 54035), (5315, 43228), (10630, 21614), (10807, 21260)]