142440980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{3877}}^1$

素因数の和:4064

約数の個数: 48

約数和(自身を含む): 328358016

約数和(自身を除く): 185917036

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 167, 220, 334, 668, 835, 1670, 1837, 3340, 3674, 3877, 7348, 7754, 9185, 15508, 18370, 19385, 36740, 38770, 42647, 77540, 85294, 170588, 213235, 426470, 647459, 852940, 1294918, 2589836, 3237295, 6474590, 7122049, 12949180, 14244098, 28488196, 35610245, 71220490, 142440980]

約数ペア:

[(1, 142440980), (2, 71220490), (4, 35610245), (5, 28488196), (10, 14244098), (11, 12949180), (20, 7122049), (22, 6474590), (44, 3237295), (55, 2589836), (110, 1294918), (167, 852940), (220, 647459), (334, 426470), (668, 213235), (835, 170588), (1670, 85294), (1837, 77540), (3340, 42647), (3674, 38770), (3877, 36740), (7348, 19385), (7754, 18370), (9185, 15508)]