31258740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{1697}}^1$

素因数の和:2016

約数の個数: 48

約数和(自身を含む): 87861312

約数和(自身を除く): 56602572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 307, 614, 921, 1228, 1535, 1697, 1842, 3070, 3394, 3684, 4605, 5091, 6140, 6788, 8485, 9210, 10182, 16970, 18420, 20364, 25455, 33940, 50910, 101820, 520979, 1041958, 1562937, 2083916, 2604895, 3125874, 5209790, 6251748, 7814685, 10419580, 15629370, 31258740]

約数ペア:

[(1, 31258740), (2, 15629370), (3, 10419580), (4, 7814685), (5, 6251748), (6, 5209790), (10, 3125874), (12, 2604895), (15, 2083916), (20, 1562937), (30, 1041958), (60, 520979), (307, 101820), (614, 50910), (921, 33940), (1228, 25455), (1535, 20364), (1697, 18420), (1842, 16970), (3070, 10182), (3394, 9210), (3684, 8485), (4605, 6788), (5091, 6140)]