401604340

素因数分解:

$2^2\times 5^1\times {\mathrm{1459}}^1\times {\mathrm{13763}}^1$

素因数の和:15231

約数の個数: 24

約数和(自身を含む): 844008480

約数和(自身を除く): 442404140

約数列:

[1, 2, 4, 5, 10, 20, 1459, 2918, 5836, 7295, 13763, 14590, 27526, 29180, 55052, 68815, 137630, 275260, 20080217, 40160434, 80320868, 100401085, 200802170, 401604340]

約数ペア:

[(1, 401604340), (2, 200802170), (4, 100401085), (5, 80320868), (10, 40160434), (20, 20080217), (1459, 275260), (2918, 137630), (5836, 68815), (7295, 55052), (13763, 29180), (14590, 27526)]