1415420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 3302208

約数和(自身を除く): 1886788

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 181, 230, 340, 362, 391, 460, 724, 782, 905, 1564, 1810, 1955, 3077, 3620, 3910, 4163, 6154, 7820, 8326, 12308, 15385, 16652, 20815, 30770, 41630, 61540, 70771, 83260, 141542, 283084, 353855, 707710, 1415420]

約数ペア:

[(1, 1415420), (2, 707710), (4, 353855), (5, 283084), (10, 141542), (17, 83260), (20, 70771), (23, 61540), (34, 41630), (46, 30770), (68, 20815), (85, 16652), (92, 15385), (115, 12308), (170, 8326), (181, 7820), (230, 6154), (340, 4163), (362, 3910), (391, 3620), (460, 3077), (724, 1955), (782, 1810), (905, 1564)]