30391660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2851}}^1$

素因数の和:2914

約数の個数: 48

約数和(自身を含む): 70432992

約数和(自身を除く): 40041332

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 2132, 2665, 2851, 5330, 5702, 10660, 11404, 14255, 28510, 37063, 57020, 74126, 116891, 148252, 185315, 233782, 370630, 467564, 584455, 741260, 1168910, 1519583, 2337820, 3039166, 6078332, 7597915, 15195830, 30391660]

約数ペア:

[(1, 30391660), (2, 15195830), (4, 7597915), (5, 6078332), (10, 3039166), (13, 2337820), (20, 1519583), (26, 1168910), (41, 741260), (52, 584455), (65, 467564), (82, 370630), (130, 233782), (164, 185315), (205, 148252), (260, 116891), (410, 74126), (533, 57020), (820, 37063), (1066, 28510), (2132, 14255), (2665, 11404), (2851, 10660), (5330, 5702)]