57402040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1607}}^1$

素因数の和:1684

約数の個数: 64

約数和(自身を含む): 138931200

約数和(自身を除く): 81529160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 47, 76, 94, 95, 152, 188, 190, 235, 376, 380, 470, 760, 893, 940, 1607, 1786, 1880, 3214, 3572, 4465, 6428, 7144, 8035, 8930, 12856, 16070, 17860, 30533, 32140, 35720, 61066, 64280, 75529, 122132, 151058, 152665, 244264, 302116, 305330, 377645, 604232, 610660, 755290, 1221320, 1435051, 1510580, 2870102, 3021160, 5740204, 7175255, 11480408, 14350510, 28701020, 57402040]

約数ペア:

[(1, 57402040), (2, 28701020), (4, 14350510), (5, 11480408), (8, 7175255), (10, 5740204), (19, 3021160), (20, 2870102), (38, 1510580), (40, 1435051), (47, 1221320), (76, 755290), (94, 610660), (95, 604232), (152, 377645), (188, 305330), (190, 302116), (235, 244264), (376, 152665), (380, 151058), (470, 122132), (760, 75529), (893, 64280), (940, 61066), (1607, 35720), (1786, 32140), (1880, 30533), (3214, 17860), (3572, 16070), (4465, 12856), (6428, 8930), (7144, 8035)]