11813920

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1571}}^1$

素因数の和:1633

約数の個数: 48

約数和(自身を含む): 28522368

約数和(自身を除く): 16708448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 94, 160, 188, 235, 376, 470, 752, 940, 1504, 1571, 1880, 3142, 3760, 6284, 7520, 7855, 12568, 15710, 25136, 31420, 50272, 62840, 73837, 125680, 147674, 251360, 295348, 369185, 590696, 738370, 1181392, 1476740, 2362784, 2953480, 5906960, 11813920]

約数ペア:

[(1, 11813920), (2, 5906960), (4, 2953480), (5, 2362784), (8, 1476740), (10, 1181392), (16, 738370), (20, 590696), (32, 369185), (40, 295348), (47, 251360), (80, 147674), (94, 125680), (160, 73837), (188, 62840), (235, 50272), (376, 31420), (470, 25136), (752, 15710), (940, 12568), (1504, 7855), (1571, 7520), (1880, 6284), (3142, 3760)]