140291492

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{631}}^1$

素因数の和:840

約数の個数: 48

約数和(自身を含む): 278605824

約数和(自身を除く): 138314332

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 163, 326, 341, 631, 652, 682, 1262, 1364, 1793, 2524, 3586, 5053, 6941, 7172, 10106, 13882, 19561, 20212, 27764, 39122, 55583, 78244, 102853, 111166, 205706, 215171, 222332, 411412, 430342, 860684, 1131383, 2262766, 3188443, 4525532, 6376886, 12753772, 35072873, 70145746, 140291492]

約数ペア:

[(1, 140291492), (2, 70145746), (4, 35072873), (11, 12753772), (22, 6376886), (31, 4525532), (44, 3188443), (62, 2262766), (124, 1131383), (163, 860684), (326, 430342), (341, 411412), (631, 222332), (652, 215171), (682, 205706), (1262, 111166), (1364, 102853), (1793, 78244), (2524, 55583), (3586, 39122), (5053, 27764), (6941, 20212), (7172, 19561), (10106, 13882)]