1301577980

素因数分解:

$2^2\times 5^1\times {\mathrm{3907}}^1\times {\mathrm{16657}}^1$

素因数の和:20573

約数の個数: 24

約数和(自身を含む): 2734177488

約数和(自身を除く): 1432599508

約数列:

[1, 2, 4, 5, 10, 20, 3907, 7814, 15628, 16657, 19535, 33314, 39070, 66628, 78140, 83285, 166570, 333140, 65078899, 130157798, 260315596, 325394495, 650788990, 1301577980]

約数ペア:

[(1, 1301577980), (2, 650788990), (4, 325394495), (5, 260315596), (10, 130157798), (20, 65078899), (3907, 333140), (7814, 166570), (15628, 83285), (16657, 78140), (19535, 66628), (33314, 39070)]