70800020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{122069}}^1$

素因数の和:122107

約数の個数: 24

約数和(自身を含む): 153808200

約数和(自身を除く): 83008180

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 122069, 244138, 488276, 610345, 1220690, 2441380, 3540001, 7080002, 14160004, 17700005, 35400010, 70800020]

約数ペア:

[(1, 70800020), (2, 35400010), (4, 17700005), (5, 14160004), (10, 7080002), (20, 3540001), (29, 2441380), (58, 1220690), (116, 610345), (145, 488276), (290, 244138), (580, 122069)]