890666520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{7422221}}^1$

素因数の和:7422235

約数の個数: 32

約数和(自身を含む): 2671999920

約数和(自身を除く): 1781333400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 7422221, 14844442, 22266663, 29688884, 37111105, 44533326, 59377768, 74222210, 89066652, 111333315, 148444420, 178133304, 222666630, 296888840, 445333260, 890666520]

約数ペア:

[(1, 890666520), (2, 445333260), (3, 296888840), (4, 222666630), (5, 178133304), (6, 148444420), (8, 111333315), (10, 89066652), (12, 74222210), (15, 59377768), (20, 44533326), (24, 37111105), (30, 29688884), (40, 22266663), (60, 14844442), (120, 7422221)]