240420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{4007}}^1$

素因数の和:4019

約数の個数: 24

約数和(自身を含む): 673344

約数和(自身を除く): 432924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 4007, 8014, 12021, 16028, 20035, 24042, 40070, 48084, 60105, 80140, 120210, 240420]

約数ペア:

[(1, 240420), (2, 120210), (3, 80140), (4, 60105), (5, 48084), (6, 40070), (10, 24042), (12, 20035), (15, 16028), (20, 12021), (30, 8014), (60, 4007)]