20712270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{6703}}^1$

素因数の和:6816

約数の個数: 32

約数和(自身を含む): 50199552

約数和(自身を除く): 29487282

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 103, 206, 309, 515, 618, 1030, 1545, 3090, 6703, 13406, 20109, 33515, 40218, 67030, 100545, 201090, 690409, 1380818, 2071227, 3452045, 4142454, 6904090, 10356135, 20712270]

約数ペア:

[(1, 20712270), (2, 10356135), (3, 6904090), (5, 4142454), (6, 3452045), (10, 2071227), (15, 1380818), (30, 690409), (103, 201090), (206, 100545), (309, 67030), (515, 40218), (618, 33515), (1030, 20109), (1545, 13406), (3090, 6703)]