160202020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{728191}}^1$

素因数の和:728211

約数の個数: 24

約数和(自身を含む): 367008768

約数和(自身を除く): 206806748

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 728191, 1456382, 2912764, 3640955, 7281910, 8010101, 14563820, 16020202, 32040404, 40050505, 80101010, 160202020]

約数ペア:

[(1, 160202020), (2, 80101010), (4, 40050505), (5, 32040404), (10, 16020202), (11, 14563820), (20, 8010101), (22, 7281910), (44, 3640955), (55, 2912764), (110, 1456382), (220, 728191)]