7145540

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5857}}^1$

素因数の和:5927

約数の個数: 24

約数和(自身を含む): 15254232

約数和(自身を除く): 8108692

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 5857, 11714, 23428, 29285, 58570, 117140, 357277, 714554, 1429108, 1786385, 3572770, 7145540]

約数ペア:

[(1, 7145540), (2, 3572770), (4, 1786385), (5, 1429108), (10, 714554), (20, 357277), (61, 117140), (122, 58570), (244, 29285), (305, 23428), (610, 11714), (1220, 5857)]