12161840

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{2269}}^1$

素因数の和:2349

約数の個数: 40

約数和(自身を含む): 28710960

約数和(自身を除く): 16549120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2269, 2680, 4538, 5360, 9076, 11345, 18152, 22690, 36304, 45380, 90760, 152023, 181520, 304046, 608092, 760115, 1216184, 1520230, 2432368, 3040460, 6080920, 12161840]

約数ペア:

[(1, 12161840), (2, 6080920), (4, 3040460), (5, 2432368), (8, 1520230), (10, 1216184), (16, 760115), (20, 608092), (40, 304046), (67, 181520), (80, 152023), (134, 90760), (268, 45380), (335, 36304), (536, 22690), (670, 18152), (1072, 11345), (1340, 9076), (2269, 5360), (2680, 4538)]