319239760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{570071}}^1$

素因数の和:570091

約数の個数: 40

約数和(自身を含む): 848267136

約数和(自身を除く): 529027376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 570071, 1140142, 2280284, 2850355, 3990497, 4560568, 5700710, 7980994, 9121136, 11401420, 15961988, 19952485, 22802840, 31923976, 39904970, 45605680, 63847952, 79809940, 159619880, 319239760]

約数ペア:

[(1, 319239760), (2, 159619880), (4, 79809940), (5, 63847952), (7, 45605680), (8, 39904970), (10, 31923976), (14, 22802840), (16, 19952485), (20, 15961988), (28, 11401420), (35, 9121136), (40, 7980994), (56, 5700710), (70, 4560568), (80, 3990497), (112, 2850355), (140, 2280284), (280, 1140142), (560, 570071)]