1361349980

素因数分解:

$2^2\times 5^1\times {\mathrm{1559}}^1\times {\mathrm{43661}}^1$

素因数の和:45229

約数の個数: 24

約数和(自身を含む): 2860734240

約数和(自身を除く): 1499384260

約数列:

[1, 2, 4, 5, 10, 20, 1559, 3118, 6236, 7795, 15590, 31180, 43661, 87322, 174644, 218305, 436610, 873220, 68067499, 136134998, 272269996, 340337495, 680674990, 1361349980]

約数ペア:

[(1, 1361349980), (2, 680674990), (4, 340337495), (5, 272269996), (10, 136134998), (20, 68067499), (1559, 873220), (3118, 436610), (6236, 218305), (7795, 174644), (15590, 87322), (31180, 43661)]