2017883900

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{6047}}^1$

素因数の和:6179

約数の個数: 72

約数和(自身を含む): 4535709696

約数和(自身を除く): 2517825796

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 71, 94, 100, 142, 188, 235, 284, 355, 470, 710, 940, 1175, 1420, 1775, 2350, 3337, 3550, 4700, 6047, 6674, 7100, 12094, 13348, 16685, 24188, 30235, 33370, 60470, 66740, 83425, 120940, 151175, 166850, 284209, 302350, 333700, 429337, 568418, 604700, 858674, 1136836, 1421045, 1717348, 2146685, 2842090, 4293370, 5684180, 7105225, 8586740, 10733425, 14210450, 20178839, 21466850, 28420900, 40357678, 42933700, 80715356, 100894195, 201788390, 403576780, 504470975, 1008941950, 2017883900]

約数ペア:

[(1, 2017883900), (2, 1008941950), (4, 504470975), (5, 403576780), (10, 201788390), (20, 100894195), (25, 80715356), (47, 42933700), (50, 40357678), (71, 28420900), (94, 21466850), (100, 20178839), (142, 14210450), (188, 10733425), (235, 8586740), (284, 7105225), (355, 5684180), (470, 4293370), (710, 2842090), (940, 2146685), (1175, 1717348), (1420, 1421045), (1775, 1136836), (2350, 858674), (3337, 604700), (3550, 568418), (4700, 429337), (6047, 333700), (6674, 302350), (7100, 284209), (12094, 166850), (13348, 151175), (16685, 120940), (24188, 83425), (30235, 66740), (33370, 60470)]