16464080

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1571}}^1$

素因数の和:1715

約数の個数: 40

約数和(自身を含む): 38595744

約数和(自身を除く): 22131664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 1571, 2096, 2620, 3142, 5240, 6284, 7855, 10480, 12568, 15710, 25136, 31420, 62840, 125680, 205801, 411602, 823204, 1029005, 1646408, 2058010, 3292816, 4116020, 8232040, 16464080]

約数ペア:

[(1, 16464080), (2, 8232040), (4, 4116020), (5, 3292816), (8, 2058010), (10, 1646408), (16, 1029005), (20, 823204), (40, 411602), (80, 205801), (131, 125680), (262, 62840), (524, 31420), (655, 25136), (1048, 15710), (1310, 12568), (1571, 10480), (2096, 7855), (2620, 6284), (3142, 5240)]