31402010

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{23971}}^1$

素因数の和:24109

約数の個数: 16

約数和(自身を含む): 56957472

約数和(自身を除く): 25555462

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 23971, 47942, 119855, 239710, 3140201, 6280402, 15701005, 31402010]

約数ペア:

[(1, 31402010), (2, 15701005), (5, 6280402), (10, 3140201), (131, 239710), (262, 119855), (655, 47942), (1310, 23971)]