836420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3217}}^1$

素因数の和:3239

約数の個数: 24

約数和(自身を含む): 1892184

約数和(自身を除く): 1055764

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 3217, 6434, 12868, 16085, 32170, 41821, 64340, 83642, 167284, 209105, 418210, 836420]

約数ペア:

[(1, 836420), (2, 418210), (4, 209105), (5, 167284), (10, 83642), (13, 64340), (20, 41821), (26, 32170), (52, 16085), (65, 12868), (130, 6434), (260, 3217)]