40548260

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{4957}}^1$

素因数の和:5375

約数の個数: 24

約数和(自身を含む): 85376760

約数和(自身を除く): 44828500

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 4090, 4957, 8180, 9914, 19828, 24785, 49570, 99140, 2027413, 4054826, 8109652, 10137065, 20274130, 40548260]

約数ペア:

[(1, 40548260), (2, 20274130), (4, 10137065), (5, 8109652), (10, 4054826), (20, 2027413), (409, 99140), (818, 49570), (1636, 24785), (2045, 19828), (4090, 9914), (4957, 8180)]