2605303840

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^2\times {\mathrm{30781}}^1$

素因数の和:30842

約数の個数: 72

約数和(自身を含む): 6434484588

約数和(自身を除く): 3829180748

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 529, 736, 920, 1058, 1840, 2116, 2645, 3680, 4232, 5290, 8464, 10580, 16928, 21160, 30781, 42320, 61562, 84640, 123124, 153905, 246248, 307810, 492496, 615620, 707963, 984992, 1231240, 1415926, 2462480, 2831852, 3539815, 4924960, 5663704, 7079630, 11327408, 14159260, 16283149, 22654816, 28318520, 32566298, 56637040, 65132596, 81415745, 113274080, 130265192, 162831490, 260530384, 325662980, 521060768, 651325960, 1302651920, 2605303840]

約数ペア:

[(1, 2605303840), (2, 1302651920), (4, 651325960), (5, 521060768), (8, 325662980), (10, 260530384), (16, 162831490), (20, 130265192), (23, 113274080), (32, 81415745), (40, 65132596), (46, 56637040), (80, 32566298), (92, 28318520), (115, 22654816), (160, 16283149), (184, 14159260), (230, 11327408), (368, 7079630), (460, 5663704), (529, 4924960), (736, 3539815), (920, 2831852), (1058, 2462480), (1840, 1415926), (2116, 1231240), (2645, 984992), (3680, 707963), (4232, 615620), (5290, 492496), (8464, 307810), (10580, 246248), (16928, 153905), (21160, 123124), (30781, 84640), (42320, 61562)]