24816820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1721}}^1$

素因数の和:1840

約数の個数: 48

約数和(自身を含む): 60173568

約数和(自身を除く): 35356748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 103, 140, 206, 412, 515, 721, 1030, 1442, 1721, 2060, 2884, 3442, 3605, 6884, 7210, 8605, 12047, 14420, 17210, 24094, 34420, 48188, 60235, 120470, 177263, 240940, 354526, 709052, 886315, 1240841, 1772630, 2481682, 3545260, 4963364, 6204205, 12408410, 24816820]

約数ペア:

[(1, 24816820), (2, 12408410), (4, 6204205), (5, 4963364), (7, 3545260), (10, 2481682), (14, 1772630), (20, 1240841), (28, 886315), (35, 709052), (70, 354526), (103, 240940), (140, 177263), (206, 120470), (412, 60235), (515, 48188), (721, 34420), (1030, 24094), (1442, 17210), (1721, 14420), (2060, 12047), (2884, 8605), (3442, 7210), (3605, 6884)]