87038140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{621701}}^1$

素因数の和:621717

約数の個数: 24

約数和(自身を含む): 208891872

約数和(自身を除く): 121853732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 621701, 1243402, 2486804, 3108505, 4351907, 6217010, 8703814, 12434020, 17407628, 21759535, 43519070, 87038140]

約数ペア:

[(1, 87038140), (2, 43519070), (4, 21759535), (5, 17407628), (7, 12434020), (10, 8703814), (14, 6217010), (20, 4351907), (28, 3108505), (35, 2486804), (70, 1243402), (140, 621701)]