2136680740

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{815527}}^1$

素因数の和:815667

約数の個数: 24

約数和(自身を含む): 4521287232

約数和(自身を除く): 2384606492

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 815527, 1631054, 3262108, 4077635, 8155270, 16310540, 106834037, 213668074, 427336148, 534170185, 1068340370, 2136680740]

約数ペア:

[(1, 2136680740), (2, 1068340370), (4, 534170185), (5, 427336148), (10, 213668074), (20, 106834037), (131, 16310540), (262, 8155270), (524, 4077635), (655, 3262108), (1310, 1631054), (2620, 815527)]