56005820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12671}}^1$

素因数の和:12710

約数の個数: 48

約数和(自身を含む): 134120448

約数和(自身を除く): 78114628

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 12671, 25342, 50684, 63355, 126710, 164723, 215407, 253420, 329446, 430814, 658892, 823615, 861628, 1077035, 1647230, 2154070, 2800291, 3294460, 4308140, 5600582, 11201164, 14001455, 28002910, 56005820]

約数ペア:

[(1, 56005820), (2, 28002910), (4, 14001455), (5, 11201164), (10, 5600582), (13, 4308140), (17, 3294460), (20, 2800291), (26, 2154070), (34, 1647230), (52, 1077035), (65, 861628), (68, 823615), (85, 658892), (130, 430814), (170, 329446), (221, 253420), (260, 215407), (340, 164723), (442, 126710), (884, 63355), (1105, 50684), (2210, 25342), (4420, 12671)]