399720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{3331}}^1$

素因数の和:3345

約数の個数: 32

約数和(自身を含む): 1199520

約数和(自身を除く): 799800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 3331, 6662, 9993, 13324, 16655, 19986, 26648, 33310, 39972, 49965, 66620, 79944, 99930, 133240, 199860, 399720]

約数ペア:

[(1, 399720), (2, 199860), (3, 133240), (4, 99930), (5, 79944), (6, 66620), (8, 49965), (10, 39972), (12, 33310), (15, 26648), (20, 19986), (24, 16655), (30, 13324), (40, 9993), (60, 6662), (120, 3331)]