4036240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3881}}^1$

素因数の和:3907

約数の個数: 40

約数和(自身を含む): 10108728

約数和(自身を除く): 6072488

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 3881, 7762, 15524, 19405, 31048, 38810, 50453, 62096, 77620, 100906, 155240, 201812, 252265, 310480, 403624, 504530, 807248, 1009060, 2018120, 4036240]

約数ペア:

[(1, 4036240), (2, 2018120), (4, 1009060), (5, 807248), (8, 504530), (10, 403624), (13, 310480), (16, 252265), (20, 201812), (26, 155240), (40, 100906), (52, 77620), (65, 62096), (80, 50453), (104, 38810), (130, 31048), (208, 19405), (260, 15524), (520, 7762), (1040, 3881)]