20569430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9479}}^1$

素因数の和:9524

約数の個数: 32

約数和(自身を含む): 43683840

約数和(自身を除く): 23114410

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 9479, 18958, 47395, 66353, 94790, 132706, 293849, 331765, 587698, 663530, 1469245, 2056943, 2938490, 4113886, 10284715, 20569430]

約数ペア:

[(1, 20569430), (2, 10284715), (5, 4113886), (7, 2938490), (10, 2056943), (14, 1469245), (31, 663530), (35, 587698), (62, 331765), (70, 293849), (155, 132706), (217, 94790), (310, 66353), (434, 47395), (1085, 18958), (2170, 9479)]