40404130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{310801}}^1$

素因数の和:310821

約数の個数: 16

約数和(自身を含む): 78322104

約数和(自身を除く): 37917974

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 310801, 621602, 1554005, 3108010, 4040413, 8080826, 20202065, 40404130]

約数ペア:

[(1, 40404130), (2, 20202065), (5, 8080826), (10, 4040413), (13, 3108010), (26, 1554005), (65, 621602), (130, 310801)]