40508260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{155801}}^1$

素因数の和:155823

約数の個数: 24

約数和(自身を含む): 91611576

約数和(自身を除く): 51103316

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 155801, 311602, 623204, 779005, 1558010, 2025413, 3116020, 4050826, 8101652, 10127065, 20254130, 40508260]

約数ペア:

[(1, 40508260), (2, 20254130), (4, 10127065), (5, 8101652), (10, 4050826), (13, 3116020), (20, 2025413), (26, 1558010), (52, 779005), (65, 623204), (130, 311602), (260, 155801)]