55878940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{7411}}^1$

素因数の和:7462

約数の個数: 48

約数和(自身を含む): 130747680

約数和(自身を除く): 74868740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 3770, 7411, 7540, 14822, 29644, 37055, 74110, 96343, 148220, 192686, 214919, 385372, 429838, 481715, 859676, 963430, 1074595, 1926860, 2149190, 2793947, 4298380, 5587894, 11175788, 13969735, 27939470, 55878940]

約数ペア:

[(1, 55878940), (2, 27939470), (4, 13969735), (5, 11175788), (10, 5587894), (13, 4298380), (20, 2793947), (26, 2149190), (29, 1926860), (52, 1074595), (58, 963430), (65, 859676), (116, 481715), (130, 429838), (145, 385372), (260, 214919), (290, 192686), (377, 148220), (580, 96343), (754, 74110), (1508, 37055), (1885, 29644), (3770, 14822), (7411, 7540)]