2748654680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2216657}}^1$

素因数の和:2216699

約数の個数: 32

約数和(自身を含む): 6383975040

約数和(自身を除く): 3635320360

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 2216657, 4433314, 8866628, 11083285, 17733256, 22166570, 44333140, 68716367, 88666280, 137432734, 274865468, 343581835, 549730936, 687163670, 1374327340, 2748654680]

約数ペア:

[(1, 2748654680), (2, 1374327340), (4, 687163670), (5, 549730936), (8, 343581835), (10, 274865468), (20, 137432734), (31, 88666280), (40, 68716367), (62, 44333140), (124, 22166570), (155, 17733256), (248, 11083285), (310, 8866628), (620, 4433314), (1240, 2216657)]