13480660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1279}}^1$

素因数の和:1336

約数の個数: 48

約数和(自身を含む): 30965760

約数和(自身を除く): 17485100

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 527, 620, 1054, 1279, 2108, 2558, 2635, 5116, 5270, 6395, 10540, 12790, 21743, 25580, 39649, 43486, 79298, 86972, 108715, 158596, 198245, 217430, 396490, 434860, 674033, 792980, 1348066, 2696132, 3370165, 6740330, 13480660]

約数ペア:

[(1, 13480660), (2, 6740330), (4, 3370165), (5, 2696132), (10, 1348066), (17, 792980), (20, 674033), (31, 434860), (34, 396490), (62, 217430), (68, 198245), (85, 158596), (124, 108715), (155, 86972), (170, 79298), (310, 43486), (340, 39649), (527, 25580), (620, 21743), (1054, 12790), (1279, 10540), (2108, 6395), (2558, 5270), (2635, 5116)]