2778723740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{368531}}^1$

素因数の和:368582

約数の個数: 48

約数和(自身を含む): 6500904480

約数和(自身を除く): 3722180740

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, 7540, 368531, 737062, 1474124, 1842655, 3685310, 4790903, 7370620, 9581806, 10687399, 19163612, 21374798, 23954515, 42749596, 47909030, 53436995, 95818060, 106873990, 138936187, 213747980, 277872374, 555744748, 694680935, 1389361870, 2778723740]

約数ペア:

[(1, 2778723740), (2, 1389361870), (4, 694680935), (5, 555744748), (10, 277872374), (13, 213747980), (20, 138936187), (26, 106873990), (29, 95818060), (52, 53436995), (58, 47909030), (65, 42749596), (116, 23954515), (130, 21374798), (145, 19163612), (260, 10687399), (290, 9581806), (377, 7370620), (580, 4790903), (754, 3685310), (1508, 1842655), (1885, 1474124), (3770, 737062), (7540, 368531)]