74400420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1240007}}^1$

素因数の和:1240019

約数の個数: 24

約数和(自身を含む): 208321344

約数和(自身を除く): 133920924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1240007, 2480014, 3720021, 4960028, 6200035, 7440042, 12400070, 14880084, 18600105, 24800140, 37200210, 74400420]

約数ペア:

[(1, 74400420), (2, 37200210), (3, 24800140), (4, 18600105), (5, 14880084), (6, 12400070), (10, 7440042), (12, 6200035), (15, 4960028), (20, 3720021), (30, 2480014), (60, 1240007)]