20074740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47797}}^1$

素因数の和:47816

約数の個数: 48

約数和(自身を含む): 64240512

約数和(自身を除く): 44165772

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 47797, 95594, 143391, 191188, 238985, 286782, 334579, 477970, 573564, 669158, 716955, 955940, 1003737, 1338316, 1433910, 1672895, 2007474, 2867820, 3345790, 4014948, 5018685, 6691580, 10037370, 20074740]

約数ペア:

[(1, 20074740), (2, 10037370), (3, 6691580), (4, 5018685), (5, 4014948), (6, 3345790), (7, 2867820), (10, 2007474), (12, 1672895), (14, 1433910), (15, 1338316), (20, 1003737), (21, 955940), (28, 716955), (30, 669158), (35, 573564), (42, 477970), (60, 334579), (70, 286782), (84, 238985), (105, 191188), (140, 143391), (210, 95594), (420, 47797)]