320844980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{553181}}^1$

素因数の和:553219

約数の個数: 24

約数和(自身を含む): 697009320

約数和(自身を除く): 376164340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 553181, 1106362, 2212724, 2765905, 5531810, 11063620, 16042249, 32084498, 64168996, 80211245, 160422490, 320844980]

約数ペア:

[(1, 320844980), (2, 160422490), (4, 80211245), (5, 64168996), (10, 32084498), (20, 16042249), (29, 11063620), (58, 5531810), (116, 2765905), (145, 2212724), (290, 1106362), (580, 553181)]