220121770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{10477}}^1$

素因数の和:10686

約数の個数: 32

約数和(自身を含む): 434543616

約数和(自身を除く): 214421846

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 191, 382, 955, 1910, 2101, 4202, 10477, 10505, 20954, 21010, 52385, 104770, 115247, 230494, 576235, 1152470, 2001107, 4002214, 10005535, 20011070, 22012177, 44024354, 110060885, 220121770]

約数ペア:

[(1, 220121770), (2, 110060885), (5, 44024354), (10, 22012177), (11, 20011070), (22, 10005535), (55, 4002214), (110, 2001107), (191, 1152470), (382, 576235), (955, 230494), (1910, 115247), (2101, 104770), (4202, 52385), (10477, 21010), (10505, 20954)]