405472020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{6757867}}^1$

素因数の和:6757879

約数の個数: 24

約数和(自身を含む): 1135321824

約数和(自身を除く): 729849804

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 6757867, 13515734, 20273601, 27031468, 33789335, 40547202, 67578670, 81094404, 101368005, 135157340, 202736010, 405472020]

約数ペア:

[(1, 405472020), (2, 202736010), (3, 135157340), (4, 101368005), (5, 81094404), (6, 67578670), (10, 40547202), (12, 33789335), (15, 27031468), (20, 20273601), (30, 13515734), (60, 6757867)]