12131860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1609}}^1$

素因数の和:1660

約数の個数: 48

約数和(自身を含む): 28400400

約数和(自身を除く): 16268540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1609, 1885, 3218, 3770, 6436, 7540, 8045, 16090, 20917, 32180, 41834, 46661, 83668, 93322, 104585, 186644, 209170, 233305, 418340, 466610, 606593, 933220, 1213186, 2426372, 3032965, 6065930, 12131860]

約数ペア:

[(1, 12131860), (2, 6065930), (4, 3032965), (5, 2426372), (10, 1213186), (13, 933220), (20, 606593), (26, 466610), (29, 418340), (52, 233305), (58, 209170), (65, 186644), (116, 104585), (130, 93322), (145, 83668), (260, 46661), (290, 41834), (377, 32180), (580, 20917), (754, 16090), (1508, 8045), (1609, 7540), (1885, 6436), (3218, 3770)]