20129595820

素因数分解:

$2^2\times 5^1\times {\mathrm{863}}^1\times {\mathrm{1033}}^1\times {\mathrm{1129}}^1$

素因数の和:3034

約数の個数: 48

約数和(自身を含む): 42399624960

約数和(自身を除く): 22270029140

約数列:

[1, 2, 4, 5, 10, 20, 863, 1033, 1129, 1726, 2066, 2258, 3452, 4132, 4315, 4516, 5165, 5645, 8630, 10330, 11290, 17260, 20660, 22580, 891479, 974327, 1166257, 1782958, 1948654, 2332514, 3565916, 3897308, 4457395, 4665028, 4871635, 5831285, 8914790, 9743270, 11662570, 17829580, 19486540, 23325140, 1006479791, 2012959582, 4025919164, 5032398955, 10064797910, 20129595820]

約数ペア:

[(1, 20129595820), (2, 10064797910), (4, 5032398955), (5, 4025919164), (10, 2012959582), (20, 1006479791), (863, 23325140), (1033, 19486540), (1129, 17829580), (1726, 11662570), (2066, 9743270), (2258, 8914790), (3452, 5831285), (4132, 4871635), (4315, 4665028), (4516, 4457395), (5165, 3897308), (5645, 3565916), (8630, 2332514), (10330, 1948654), (11290, 1782958), (17260, 1166257), (20660, 974327), (22580, 891479)]