40643210

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1\times {\mathrm{521}}^1$

素因数の和:826

約数の個数: 32

約数和(自身を含む): 76107600

約数和(自身を除く): 35464390

約数列:

[1, 2, 5, 10, 29, 58, 145, 269, 290, 521, 538, 1042, 1345, 2605, 2690, 5210, 7801, 15109, 15602, 30218, 39005, 75545, 78010, 140149, 151090, 280298, 700745, 1401490, 4064321, 8128642, 20321605, 40643210]

約数ペア:

[(1, 40643210), (2, 20321605), (5, 8128642), (10, 4064321), (29, 1401490), (58, 700745), (145, 280298), (269, 151090), (290, 140149), (521, 78010), (538, 75545), (1042, 39005), (1345, 30218), (2605, 15602), (2690, 15109), (5210, 7801)]