12969380

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{379}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 28728000

約数和(自身を除く): 15758620

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 59, 116, 118, 145, 236, 290, 295, 379, 580, 590, 758, 1180, 1516, 1711, 1895, 3422, 3790, 6844, 7580, 8555, 10991, 17110, 21982, 22361, 34220, 43964, 44722, 54955, 89444, 109910, 111805, 219820, 223610, 447220, 648469, 1296938, 2593876, 3242345, 6484690, 12969380]

約数ペア:

[(1, 12969380), (2, 6484690), (4, 3242345), (5, 2593876), (10, 1296938), (20, 648469), (29, 447220), (58, 223610), (59, 219820), (116, 111805), (118, 109910), (145, 89444), (236, 54955), (290, 44722), (295, 43964), (379, 34220), (580, 22361), (590, 21982), (758, 17110), (1180, 10991), (1516, 8555), (1711, 7580), (1895, 6844), (3422, 3790)]