7474480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7187}}^1$

素因数の和:7213

約数の個数: 40

約数和(自身を含む): 18717552

約数和(自身を除く): 11243072

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 7187, 14374, 28748, 35935, 57496, 71870, 93431, 114992, 143740, 186862, 287480, 373724, 467155, 574960, 747448, 934310, 1494896, 1868620, 3737240, 7474480]

約数ペア:

[(1, 7474480), (2, 3737240), (4, 1868620), (5, 1494896), (8, 934310), (10, 747448), (13, 574960), (16, 467155), (20, 373724), (26, 287480), (40, 186862), (52, 143740), (65, 114992), (80, 93431), (104, 71870), (130, 57496), (208, 35935), (260, 28748), (520, 14374), (1040, 7187)]