4540020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4451}}^1$

素因数の和:4480

約数の個数: 48

約数和(自身を含む): 13462848

約数和(自身を除く): 8922828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 4451, 8902, 13353, 17804, 22255, 26706, 44510, 53412, 66765, 75667, 89020, 133530, 151334, 227001, 267060, 302668, 378335, 454002, 756670, 908004, 1135005, 1513340, 2270010, 4540020]

約数ペア:

[(1, 4540020), (2, 2270010), (3, 1513340), (4, 1135005), (5, 908004), (6, 756670), (10, 454002), (12, 378335), (15, 302668), (17, 267060), (20, 227001), (30, 151334), (34, 133530), (51, 89020), (60, 75667), (68, 66765), (85, 53412), (102, 44510), (170, 26706), (204, 22255), (255, 17804), (340, 13353), (510, 8902), (1020, 4451)]