225200020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{662353}}^1$

素因数の和:662379

約数の個数: 24

約数和(自身を含む): 500739624

約数和(自身を除く): 275539604

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 662353, 1324706, 2649412, 3311765, 6623530, 11260001, 13247060, 22520002, 45040004, 56300005, 112600010, 225200020]

約数ペア:

[(1, 225200020), (2, 112600010), (4, 56300005), (5, 45040004), (10, 22520002), (17, 13247060), (20, 11260001), (34, 6623530), (68, 3311765), (85, 2649412), (170, 1324706), (340, 662353)]