839105680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{1498403}}^1$

素因数の和:1498423

約数の個数: 40

約数和(自身を含む): 2229625152

約数和(自身を除く): 1390519472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 1498403, 2996806, 5993612, 7492015, 10488821, 11987224, 14984030, 20977642, 23974448, 29968060, 41955284, 52444105, 59936120, 83910568, 104888210, 119872240, 167821136, 209776420, 419552840, 839105680]

約数ペア:

[(1, 839105680), (2, 419552840), (4, 209776420), (5, 167821136), (7, 119872240), (8, 104888210), (10, 83910568), (14, 59936120), (16, 52444105), (20, 41955284), (28, 29968060), (35, 23974448), (40, 20977642), (56, 14984030), (70, 11987224), (80, 10488821), (112, 7492015), (140, 5993612), (280, 2996806), (560, 1498403)]