29897920

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7187}}^1$

素因数の和:7217

約数の個数: 56

約数和(自身を含む): 76681584

約数和(自身を除く): 46783664

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 7187, 14374, 28748, 35935, 57496, 71870, 93431, 114992, 143740, 186862, 229984, 287480, 373724, 459968, 467155, 574960, 747448, 934310, 1149920, 1494896, 1868620, 2299840, 2989792, 3737240, 5979584, 7474480, 14948960, 29897920]

約数ペア:

[(1, 29897920), (2, 14948960), (4, 7474480), (5, 5979584), (8, 3737240), (10, 2989792), (13, 2299840), (16, 1868620), (20, 1494896), (26, 1149920), (32, 934310), (40, 747448), (52, 574960), (64, 467155), (65, 459968), (80, 373724), (104, 287480), (130, 229984), (160, 186862), (208, 143740), (260, 114992), (320, 93431), (416, 71870), (520, 57496), (832, 35935), (1040, 28748), (2080, 14374), (4160, 7187)]