34161220

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{28001}}^1$

素因数の和:28071

約数の個数: 24

約数和(自身を含む): 72917208

約数和(自身を除く): 38755988

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 28001, 56002, 112004, 140005, 280010, 560020, 1708061, 3416122, 6832244, 8540305, 17080610, 34161220]

約数ペア:

[(1, 34161220), (2, 17080610), (4, 8540305), (5, 6832244), (10, 3416122), (20, 1708061), (61, 560020), (122, 280010), (244, 140005), (305, 112004), (610, 56002), (1220, 28001)]