12156631220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1\times {\mathrm{53881}}^1$

素因数の和:54308

約数の個数: 48

約数和(自身を含む): 26477614800

約数和(自身を除く): 14320983580

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 389, 580, 778, 1556, 1945, 3890, 7780, 11281, 22562, 45124, 53881, 56405, 107762, 112810, 215524, 225620, 269405, 538810, 1077620, 1562549, 3125098, 6250196, 7812745, 15625490, 20959709, 31250980, 41919418, 83838836, 104798545, 209597090, 419194180, 607831561, 1215663122, 2431326244, 3039157805, 6078315610, 12156631220]

約数ペア:

[(1, 12156631220), (2, 6078315610), (4, 3039157805), (5, 2431326244), (10, 1215663122), (20, 607831561), (29, 419194180), (58, 209597090), (116, 104798545), (145, 83838836), (290, 41919418), (389, 31250980), (580, 20959709), (778, 15625490), (1556, 7812745), (1945, 6250196), (3890, 3125098), (7780, 1562549), (11281, 1077620), (22562, 538810), (45124, 269405), (53881, 225620), (56405, 215524), (107762, 112810)]