61584220

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{9901}}^1$

素因数の和:10221

約数の個数: 24

約数和(自身を含む): 129755808

約数和(自身を除く): 68171588

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 3110, 6220, 9901, 19802, 39604, 49505, 99010, 198020, 3079211, 6158422, 12316844, 15396055, 30792110, 61584220]

約数ペア:

[(1, 61584220), (2, 30792110), (4, 15396055), (5, 12316844), (10, 6158422), (20, 3079211), (311, 198020), (622, 99010), (1244, 49505), (1555, 39604), (3110, 19802), (6220, 9901)]