1234740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1583}}^1$

素因数の和:1608

約数の個数: 48

約数和(自身を含む): 3725568

約数和(自身を除く): 2490828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 1583, 3166, 4749, 6332, 7915, 9498, 15830, 18996, 20579, 23745, 31660, 41158, 47490, 61737, 82316, 94980, 102895, 123474, 205790, 246948, 308685, 411580, 617370, 1234740]

約数ペア:

[(1, 1234740), (2, 617370), (3, 411580), (4, 308685), (5, 246948), (6, 205790), (10, 123474), (12, 102895), (13, 94980), (15, 82316), (20, 61737), (26, 47490), (30, 41158), (39, 31660), (52, 23745), (60, 20579), (65, 18996), (78, 15830), (130, 9498), (156, 7915), (195, 6332), (260, 4749), (390, 3166), (780, 1583)]