31808820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{12329}}^1$

素因数の和:12384

約数の個数: 48

約数和(自身を含む): 91143360

約数和(自身を除く): 59334540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 12329, 24658, 36987, 49316, 61645, 73974, 123290, 147948, 184935, 246580, 369870, 530147, 739740, 1060294, 1590441, 2120588, 2650735, 3180882, 5301470, 6361764, 7952205, 10602940, 15904410, 31808820]

約数ペア:

[(1, 31808820), (2, 15904410), (3, 10602940), (4, 7952205), (5, 6361764), (6, 5301470), (10, 3180882), (12, 2650735), (15, 2120588), (20, 1590441), (30, 1060294), (43, 739740), (60, 530147), (86, 369870), (129, 246580), (172, 184935), (215, 147948), (258, 123290), (430, 73974), (516, 61645), (645, 49316), (860, 36987), (1290, 24658), (2580, 12329)]