40265030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{309731}}^1$

素因数の和:309751

約数の個数: 16

約数和(自身を含む): 78052464

約数和(自身を除く): 37787434

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 309731, 619462, 1548655, 3097310, 4026503, 8053006, 20132515, 40265030]

約数ペア:

[(1, 40265030), (2, 20132515), (5, 8053006), (10, 4026503), (13, 3097310), (26, 1548655), (65, 619462), (130, 309731)]