1285202570

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{4431733}}^1$

素因数の和:4431769

約数の個数: 16

約数和(自身を含む): 2393136360

約数和(自身を除く): 1107933790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 4431733, 8863466, 22158665, 44317330, 128520257, 257040514, 642601285, 1285202570]

約数ペア:

[(1, 1285202570), (2, 642601285), (5, 257040514), (10, 128520257), (29, 44317330), (58, 22158665), (145, 8863466), (290, 4431733)]