20163947200

素因数分解:

$2^6\times 5^2\times {\mathrm{12602467}}^1$

素因数の和:12602489

約数の個数: 42

約数和(自身を含む): 49615916516

約数和(自身を除く): 29451969316

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 12602467, 25204934, 50409868, 63012335, 100819736, 126024670, 201639472, 252049340, 315061675, 403278944, 504098680, 630123350, 806557888, 1008197360, 1260246700, 2016394720, 2520493400, 4032789440, 5040986800, 10081973600, 20163947200]

約数ペア:

[(1, 20163947200), (2, 10081973600), (4, 5040986800), (5, 4032789440), (8, 2520493400), (10, 2016394720), (16, 1260246700), (20, 1008197360), (25, 806557888), (32, 630123350), (40, 504098680), (50, 403278944), (64, 315061675), (80, 252049340), (100, 201639472), (160, 126024670), (200, 100819736), (320, 63012335), (400, 50409868), (800, 25204934), (1600, 12602467)]