1111660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 2644992

約数和(自身を除く): 1533332

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 163, 220, 310, 326, 341, 620, 652, 682, 815, 1364, 1630, 1705, 1793, 3260, 3410, 3586, 5053, 6820, 7172, 8965, 10106, 17930, 20212, 25265, 35860, 50530, 55583, 101060, 111166, 222332, 277915, 555830, 1111660]

約数ペア:

[(1, 1111660), (2, 555830), (4, 277915), (5, 222332), (10, 111166), (11, 101060), (20, 55583), (22, 50530), (31, 35860), (44, 25265), (55, 20212), (62, 17930), (110, 10106), (124, 8965), (155, 7172), (163, 6820), (220, 5053), (310, 3586), (326, 3410), (341, 3260), (620, 1793), (652, 1705), (682, 1630), (815, 1364)]