220112870

素因数分解:

$2^1\times 5^1\times {\mathrm{1171}}^1\times {\mathrm{18797}}^1$

素因数の和:19975

約数の個数: 16

約数和(自身を含む): 396562608

約数和(自身を除く): 176449738

約数列:

[1, 2, 5, 10, 1171, 2342, 5855, 11710, 18797, 37594, 93985, 187970, 22011287, 44022574, 110056435, 220112870]

約数ペア:

[(1, 220112870), (2, 110056435), (5, 44022574), (10, 22011287), (1171, 187970), (2342, 93985), (5855, 37594), (11710, 18797)]