7440140

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{7019}}^1$

素因数の和:7081

約数の個数: 24

約数和(自身を含む): 15921360

約数和(自身を除く): 8481220

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 7019, 14038, 28076, 35095, 70190, 140380, 372007, 744014, 1488028, 1860035, 3720070, 7440140]

約数ペア:

[(1, 7440140), (2, 3720070), (4, 1860035), (5, 1488028), (10, 744014), (20, 372007), (53, 140380), (106, 70190), (212, 35095), (265, 28076), (530, 14038), (1060, 7019)]