20951880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{174599}}^1$

素因数の和:174613

約数の個数: 32

約数和(自身を含む): 62856000

約数和(自身を除く): 41904120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 174599, 349198, 523797, 698396, 872995, 1047594, 1396792, 1745990, 2095188, 2618985, 3491980, 4190376, 5237970, 6983960, 10475940, 20951880]

約数ペア:

[(1, 20951880), (2, 10475940), (3, 6983960), (4, 5237970), (5, 4190376), (6, 3491980), (8, 2618985), (10, 2095188), (12, 1745990), (15, 1396792), (20, 1047594), (24, 872995), (30, 698396), (40, 523797), (60, 349198), (120, 174599)]