496492420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{21419}}^1$

素因数の和:21508

約数の個数: 48

約数和(自身を含む): 1115553600

約数和(自身を除く): 619061180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 190, 244, 305, 380, 610, 1159, 1220, 2318, 4636, 5795, 11590, 21419, 23180, 42838, 85676, 107095, 214190, 406961, 428380, 813922, 1306559, 1627844, 2034805, 2613118, 4069610, 5226236, 6532795, 8139220, 13065590, 24824621, 26131180, 49649242, 99298484, 124123105, 248246210, 496492420]

約数ペア:

[(1, 496492420), (2, 248246210), (4, 124123105), (5, 99298484), (10, 49649242), (19, 26131180), (20, 24824621), (38, 13065590), (61, 8139220), (76, 6532795), (95, 5226236), (122, 4069610), (190, 2613118), (244, 2034805), (305, 1627844), (380, 1306559), (610, 813922), (1159, 428380), (1220, 406961), (2318, 214190), (4636, 107095), (5795, 85676), (11590, 42838), (21419, 23180)]