20347865940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{4759}}^1\times {\mathrm{71261}}^1$

素因数の和:76032

約数の個数: 48

約数和(自身を含む): 56986796160

約数和(自身を除く): 36638930220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 4759, 9518, 14277, 19036, 23795, 28554, 47590, 57108, 71261, 71385, 95180, 142522, 142770, 213783, 285044, 285540, 356305, 427566, 712610, 855132, 1068915, 1425220, 2137830, 4275660, 339131099, 678262198, 1017393297, 1356524396, 1695655495, 2034786594, 3391310990, 4069573188, 5086966485, 6782621980, 10173932970, 20347865940]

約数ペア:

[(1, 20347865940), (2, 10173932970), (3, 6782621980), (4, 5086966485), (5, 4069573188), (6, 3391310990), (10, 2034786594), (12, 1695655495), (15, 1356524396), (20, 1017393297), (30, 678262198), (60, 339131099), (4759, 4275660), (9518, 2137830), (14277, 1425220), (19036, 1068915), (23795, 855132), (28554, 712610), (47590, 427566), (57108, 356305), (71261, 285540), (71385, 285044), (95180, 213783), (142522, 142770)]