394112830

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1\times {\mathrm{1801}}^1$

素因数の和:2164

約数の個数: 32

約数和(自身を含む): 721376640

約数和(自身を除く): 327263810

約数列:

[1, 2, 5, 10, 79, 158, 277, 395, 554, 790, 1385, 1801, 2770, 3602, 9005, 18010, 21883, 43766, 109415, 142279, 218830, 284558, 498877, 711395, 997754, 1422790, 2494385, 4988770, 39411283, 78822566, 197056415, 394112830]

約数ペア:

[(1, 394112830), (2, 197056415), (5, 78822566), (10, 39411283), (79, 4988770), (158, 2494385), (277, 1422790), (395, 997754), (554, 711395), (790, 498877), (1385, 284558), (1801, 218830), (2770, 142279), (3602, 109415), (9005, 43766), (18010, 21883)]