809103580

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{269}}^1\times {\mathrm{2549}}^1$

素因数の和:2886

約数の個数: 48

約数和(自身を含む): 1735020000

約数和(自身を除く): 925916420

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 269, 295, 538, 590, 1076, 1180, 1345, 2549, 2690, 5098, 5380, 10196, 12745, 15871, 25490, 31742, 50980, 63484, 79355, 150391, 158710, 300782, 317420, 601564, 685681, 751955, 1371362, 1503910, 2742724, 3007820, 3428405, 6856810, 13713620, 40455179, 80910358, 161820716, 202275895, 404551790, 809103580]

約数ペア:

[(1, 809103580), (2, 404551790), (4, 202275895), (5, 161820716), (10, 80910358), (20, 40455179), (59, 13713620), (118, 6856810), (236, 3428405), (269, 3007820), (295, 2742724), (538, 1503910), (590, 1371362), (1076, 751955), (1180, 685681), (1345, 601564), (2549, 317420), (2690, 300782), (5098, 158710), (5380, 150391), (10196, 79355), (12745, 63484), (15871, 50980), (25490, 31742)]