40515418

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{2621}}^1$

素因数の和:2813

約数の個数: 16

約数和(自身を含む): 62298720

約数和(自身を除く): 21783302

約数列:

[1, 2, 59, 118, 131, 262, 2621, 5242, 7729, 15458, 154639, 309278, 343351, 686702, 20257709, 40515418]

約数ペア:

[(1, 40515418), (2, 20257709), (59, 686702), (118, 343351), (131, 309278), (262, 154639), (2621, 15458), (5242, 7729)]