49370920

素因数分解:

$2^3\times 5^1\times {\mathrm{397}}^1\times {\mathrm{3109}}^1$

素因数の和:3517

約数の個数: 32

約数和(自身を含む): 111400200

約数和(自身を除く): 62029280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 397, 794, 1588, 1985, 3109, 3176, 3970, 6218, 7940, 12436, 15545, 15880, 24872, 31090, 62180, 124360, 1234273, 2468546, 4937092, 6171365, 9874184, 12342730, 24685460, 49370920]

約数ペア:

[(1, 49370920), (2, 24685460), (4, 12342730), (5, 9874184), (8, 6171365), (10, 4937092), (20, 2468546), (40, 1234273), (397, 124360), (794, 62180), (1588, 31090), (1985, 24872), (3109, 15880), (3176, 15545), (3970, 12436), (6218, 7940)]