4100020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{7069}}^1$

素因数の和:7107

約数の個数: 24

約数和(自身を含む): 8908200

約数和(自身を除く): 4808180

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 7069, 14138, 28276, 35345, 70690, 141380, 205001, 410002, 820004, 1025005, 2050010, 4100020]

約数ペア:

[(1, 4100020), (2, 2050010), (4, 1025005), (5, 820004), (10, 410002), (20, 205001), (29, 141380), (58, 70690), (116, 35345), (145, 28276), (290, 14138), (580, 7069)]