15129920

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3637}}^1$

素因数の和:3667

約数の個数: 56

約数和(自身を含む): 38810184

約数和(自身を除く): 23680264

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, 3637, 4160, 7274, 14548, 18185, 29096, 36370, 47281, 58192, 72740, 94562, 116384, 145480, 189124, 232768, 236405, 290960, 378248, 472810, 581920, 756496, 945620, 1163840, 1512992, 1891240, 3025984, 3782480, 7564960, 15129920]

約数ペア:

[(1, 15129920), (2, 7564960), (4, 3782480), (5, 3025984), (8, 1891240), (10, 1512992), (13, 1163840), (16, 945620), (20, 756496), (26, 581920), (32, 472810), (40, 378248), (52, 290960), (64, 236405), (65, 232768), (80, 189124), (104, 145480), (130, 116384), (160, 94562), (208, 72740), (260, 58192), (320, 47281), (416, 36370), (520, 29096), (832, 18185), (1040, 14548), (2080, 7274), (3637, 4160)]