26373860

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 57153600

約数和(自身を除く): 30779740

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 139, 179, 212, 265, 278, 358, 530, 556, 695, 716, 895, 1060, 1390, 1790, 2780, 3580, 7367, 9487, 14734, 18974, 24881, 29468, 36835, 37948, 47435, 49762, 73670, 94870, 99524, 124405, 147340, 189740, 248810, 497620, 1318693, 2637386, 5274772, 6593465, 13186930, 26373860]

約数ペア:

[(1, 26373860), (2, 13186930), (4, 6593465), (5, 5274772), (10, 2637386), (20, 1318693), (53, 497620), (106, 248810), (139, 189740), (179, 147340), (212, 124405), (265, 99524), (278, 94870), (358, 73670), (530, 49762), (556, 47435), (695, 37948), (716, 36835), (895, 29468), (1060, 24881), (1390, 18974), (1790, 14734), (2780, 9487), (3580, 7367)]