238927540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{5279}}^1$

素因数の和:5392

約数の個数: 48

約数和(自身を含む): 525127680

約数和(自身を除く): 286200140

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 73, 124, 146, 155, 292, 310, 365, 620, 730, 1460, 2263, 4526, 5279, 9052, 10558, 11315, 21116, 22630, 26395, 45260, 52790, 105580, 163649, 327298, 385367, 654596, 770734, 818245, 1541468, 1636490, 1926835, 3272980, 3853670, 7707340, 11946377, 23892754, 47785508, 59731885, 119463770, 238927540]

約数ペア:

[(1, 238927540), (2, 119463770), (4, 59731885), (5, 47785508), (10, 23892754), (20, 11946377), (31, 7707340), (62, 3853670), (73, 3272980), (124, 1926835), (146, 1636490), (155, 1541468), (292, 818245), (310, 770734), (365, 654596), (620, 385367), (730, 327298), (1460, 163649), (2263, 105580), (4526, 52790), (5279, 45260), (9052, 26395), (10558, 22630), (11315, 21116)]