123065380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{1279}}^1$

素因数の和:1588

約数の個数: 48

約数和(自身を含む): 274821120

約数和(自身を除く): 151755740

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 283, 340, 566, 1132, 1279, 1415, 2558, 2830, 4811, 5116, 5660, 6395, 9622, 12790, 19244, 21743, 24055, 25580, 43486, 48110, 86972, 96220, 108715, 217430, 361957, 434860, 723914, 1447828, 1809785, 3619570, 6153269, 7239140, 12306538, 24613076, 30766345, 61532690, 123065380]

約数ペア:

[(1, 123065380), (2, 61532690), (4, 30766345), (5, 24613076), (10, 12306538), (17, 7239140), (20, 6153269), (34, 3619570), (68, 1809785), (85, 1447828), (170, 723914), (283, 434860), (340, 361957), (566, 217430), (1132, 108715), (1279, 96220), (1415, 86972), (2558, 48110), (2830, 43486), (4811, 25580), (5116, 24055), (5660, 21743), (6395, 19244), (9622, 12790)]