1304647640

素因数分解:

$2^3\times 5^1\times {\mathrm{2879}}^1\times {\mathrm{11329}}^1$

素因数の和:14219

約数の個数: 32

約数和(自身を含む): 2936736000

約数和(自身を除く): 1632088360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2879, 5758, 11329, 11516, 14395, 22658, 23032, 28790, 45316, 56645, 57580, 90632, 113290, 115160, 226580, 453160, 32616191, 65232382, 130464764, 163080955, 260929528, 326161910, 652323820, 1304647640]

約数ペア:

[(1, 1304647640), (2, 652323820), (4, 326161910), (5, 260929528), (8, 163080955), (10, 130464764), (20, 65232382), (40, 32616191), (2879, 453160), (5758, 226580), (11329, 115160), (11516, 113290), (14395, 90632), (22658, 57580), (23032, 56645), (28790, 45316)]