542920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{277}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 1426140

約数和(自身を除く): 883220

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 277, 280, 392, 490, 554, 980, 1108, 1385, 1939, 1960, 2216, 2770, 3878, 5540, 7756, 9695, 11080, 13573, 15512, 19390, 27146, 38780, 54292, 67865, 77560, 108584, 135730, 271460, 542920]

約数ペア:

[(1, 542920), (2, 271460), (4, 135730), (5, 108584), (7, 77560), (8, 67865), (10, 54292), (14, 38780), (20, 27146), (28, 19390), (35, 15512), (40, 13573), (49, 11080), (56, 9695), (70, 7756), (98, 5540), (140, 3878), (196, 2770), (245, 2216), (277, 1960), (280, 1939), (392, 1385), (490, 1108), (554, 980)]