30531080

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{4217}}^1$

素因数の和:4409

約数の個数: 32

約数和(自身を含む): 69090840

約数和(自身を除く): 38559760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 724, 905, 1448, 1810, 3620, 4217, 7240, 8434, 16868, 21085, 33736, 42170, 84340, 168680, 763277, 1526554, 3053108, 3816385, 6106216, 7632770, 15265540, 30531080]

約数ペア:

[(1, 30531080), (2, 15265540), (4, 7632770), (5, 6106216), (8, 3816385), (10, 3053108), (20, 1526554), (40, 763277), (181, 168680), (362, 84340), (724, 42170), (905, 33736), (1448, 21085), (1810, 16868), (3620, 8434), (4217, 7240)]