202201640

素因数分解:

$2^3\times 5^1\times {\mathrm{1951}}^1\times {\mathrm{2591}}^1$

素因数の和:4553

約数の個数: 32

約数和(自身を含む): 455362560

約数和(自身を除く): 253160920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1951, 2591, 3902, 5182, 7804, 9755, 10364, 12955, 15608, 19510, 20728, 25910, 39020, 51820, 78040, 103640, 5055041, 10110082, 20220164, 25275205, 40440328, 50550410, 101100820, 202201640]

約数ペア:

[(1, 202201640), (2, 101100820), (4, 50550410), (5, 40440328), (8, 25275205), (10, 20220164), (20, 10110082), (40, 5055041), (1951, 103640), (2591, 78040), (3902, 51820), (5182, 39020), (7804, 25910), (9755, 20728), (10364, 19510), (12955, 15608)]