893489380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{11177}}^1$

素因数の和:11764

約数の個数: 48

約数和(自身を含む): 2148322176

約数和(自身を除く): 1254832796

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 571, 1142, 2284, 2855, 3997, 5710, 7994, 11177, 11420, 15988, 19985, 22354, 39970, 44708, 55885, 78239, 79940, 111770, 156478, 223540, 312956, 391195, 782390, 1564780, 6382067, 12764134, 25528268, 31910335, 44674469, 63820670, 89348938, 127641340, 178697876, 223372345, 446744690, 893489380]

約数ペア:

[(1, 893489380), (2, 446744690), (4, 223372345), (5, 178697876), (7, 127641340), (10, 89348938), (14, 63820670), (20, 44674469), (28, 31910335), (35, 25528268), (70, 12764134), (140, 6382067), (571, 1564780), (1142, 782390), (2284, 391195), (2855, 312956), (3997, 223540), (5710, 156478), (7994, 111770), (11177, 79940), (11420, 78239), (15988, 55885), (19985, 44708), (22354, 39970)]