2688770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{541}}^1$

素因数の和:626

約数の個数: 32

約数和(自身を含む): 5619456

約数和(自身を除く): 2930686

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 541, 710, 994, 1082, 2485, 2705, 3787, 4970, 5410, 7574, 18935, 37870, 38411, 76822, 192055, 268877, 384110, 537754, 1344385, 2688770]

約数ペア:

[(1, 2688770), (2, 1344385), (5, 537754), (7, 384110), (10, 268877), (14, 192055), (35, 76822), (70, 38411), (71, 37870), (142, 18935), (355, 7574), (497, 5410), (541, 4970), (710, 3787), (994, 2705), (1082, 2485)]