30376880

素因数分解:

$2^4\times 5^1\times {\mathrm{431}}^1\times {\mathrm{881}}^1$

素因数の和:1325

約数の個数: 40

約数和(自身を含む): 70870464

約数和(自身を除く): 40493584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 431, 862, 881, 1724, 1762, 2155, 3448, 3524, 4310, 4405, 6896, 7048, 8620, 8810, 14096, 17240, 17620, 34480, 35240, 70480, 379711, 759422, 1518844, 1898555, 3037688, 3797110, 6075376, 7594220, 15188440, 30376880]

約数ペア:

[(1, 30376880), (2, 15188440), (4, 7594220), (5, 6075376), (8, 3797110), (10, 3037688), (16, 1898555), (20, 1518844), (40, 759422), (80, 379711), (431, 70480), (862, 35240), (881, 34480), (1724, 17620), (1762, 17240), (2155, 14096), (3448, 8810), (3524, 8620), (4310, 7048), (4405, 6896)]