399021240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{3325177}}^1$

素因数の和:3325191

約数の個数: 32

約数和(自身を含む): 1197064080

約数和(自身を除く): 798042840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 3325177, 6650354, 9975531, 13300708, 16625885, 19951062, 26601416, 33251770, 39902124, 49877655, 66503540, 79804248, 99755310, 133007080, 199510620, 399021240]

約数ペア:

[(1, 399021240), (2, 199510620), (3, 133007080), (4, 99755310), (5, 79804248), (6, 66503540), (8, 49877655), (10, 39902124), (12, 33251770), (15, 26601416), (20, 19951062), (24, 16625885), (30, 13300708), (40, 9975531), (60, 6650354), (120, 3325177)]