40120408

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1879}}^1$

素因数の和:2059

約数の個数: 32

約数和(自身を含む): 80200800

約数和(自身を除く): 40080392

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 157, 314, 628, 1256, 1879, 2669, 3758, 5338, 7516, 10676, 15032, 21352, 31943, 63886, 127772, 255544, 295003, 590006, 1180012, 2360024, 5015051, 10030102, 20060204, 40120408]

約数ペア:

[(1, 40120408), (2, 20060204), (4, 10030102), (8, 5015051), (17, 2360024), (34, 1180012), (68, 590006), (136, 295003), (157, 255544), (314, 127772), (628, 63886), (1256, 31943), (1879, 21352), (2669, 15032), (3758, 10676), (5338, 7516)]