40422590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{2237}}^1$

素因数の和:2396

約数の個数: 32

約数和(自身を含む): 78956640

約数和(自身を除く): 38534050

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 139, 278, 695, 1390, 1807, 2237, 3614, 4474, 9035, 11185, 18070, 22370, 29081, 58162, 145405, 290810, 310943, 621886, 1554715, 3109430, 4042259, 8084518, 20211295, 40422590]

約数ペア:

[(1, 40422590), (2, 20211295), (5, 8084518), (10, 4042259), (13, 3109430), (26, 1554715), (65, 621886), (130, 310943), (139, 290810), (278, 145405), (695, 58162), (1390, 29081), (1807, 22370), (2237, 18070), (3614, 11185), (4474, 9035)]