794237020

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{4289}}^1$

素因数の和:4542

約数の個数: 48

約数和(自身を含む): 1712430720

約数和(自身を除く): 918193700

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 197, 235, 394, 470, 788, 940, 985, 1970, 3940, 4289, 8578, 9259, 17156, 18518, 21445, 37036, 42890, 46295, 85780, 92590, 185180, 201583, 403166, 806332, 844933, 1007915, 1689866, 2015830, 3379732, 4031660, 4224665, 8449330, 16898660, 39711851, 79423702, 158847404, 198559255, 397118510, 794237020]

約数ペア:

[(1, 794237020), (2, 397118510), (4, 198559255), (5, 158847404), (10, 79423702), (20, 39711851), (47, 16898660), (94, 8449330), (188, 4224665), (197, 4031660), (235, 3379732), (394, 2015830), (470, 1689866), (788, 1007915), (940, 844933), (985, 806332), (1970, 403166), (3940, 201583), (4289, 185180), (8578, 92590), (9259, 85780), (17156, 46295), (18518, 42890), (21445, 37036)]