28850150920

素因数分解:

$2^3\times 5^1\times {\mathrm{721253773}}^1$

素因数の和:721253784

約数の個数: 16

約数和(自身を含む): 64912839660

約数和(自身を除く): 36062688740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 721253773, 1442507546, 2885015092, 3606268865, 5770030184, 7212537730, 14425075460, 28850150920]

約数ペア:

[(1, 28850150920), (2, 14425075460), (4, 7212537730), (5, 5770030184), (8, 3606268865), (10, 2885015092), (20, 1442507546), (40, 721253773)]