971472820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1061}}^1\times {\mathrm{2693}}^1$

素因数の和:3780

約数の個数: 48

約数和(自身を含む): 2162937168

約数和(自身を除く): 1191464348

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1061, 2122, 2693, 4244, 5305, 5386, 10610, 10772, 13465, 18037, 21220, 26930, 36074, 45781, 53860, 72148, 90185, 91562, 180370, 183124, 228905, 360740, 457810, 915620, 2857273, 5714546, 11429092, 14286365, 28572730, 48573641, 57145460, 97147282, 194294564, 242868205, 485736410, 971472820]

約数ペア:

[(1, 971472820), (2, 485736410), (4, 242868205), (5, 194294564), (10, 97147282), (17, 57145460), (20, 48573641), (34, 28572730), (68, 14286365), (85, 11429092), (170, 5714546), (340, 2857273), (1061, 915620), (2122, 457810), (2693, 360740), (4244, 228905), (5305, 183124), (5386, 180370), (10610, 91562), (10772, 90185), (13465, 72148), (18037, 53860), (21220, 45781), (26930, 36074)]