7899080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{28211}}^1$

素因数の和:28229

約数の個数: 32

約数和(自身を含む): 20312640

約数和(自身を除く): 12413560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 28211, 56422, 112844, 141055, 197477, 225688, 282110, 394954, 564220, 789908, 987385, 1128440, 1579816, 1974770, 3949540, 7899080]

約数ペア:

[(1, 7899080), (2, 3949540), (4, 1974770), (5, 1579816), (7, 1128440), (8, 987385), (10, 789908), (14, 564220), (20, 394954), (28, 282110), (35, 225688), (40, 197477), (56, 141055), (70, 112844), (140, 56422), (280, 28211)]