494088440

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1\times {\mathrm{977}}^1$

素因数の和:1304

約数の個数: 64

約数和(自身を含む): 1140739200

約数和(自身を除く): 646650760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 269, 376, 470, 538, 940, 977, 1076, 1345, 1880, 1954, 2152, 2690, 3908, 4885, 5380, 7816, 9770, 10760, 12643, 19540, 25286, 39080, 45919, 50572, 63215, 91838, 101144, 126430, 183676, 229595, 252860, 262813, 367352, 459190, 505720, 525626, 918380, 1051252, 1314065, 1836760, 2102504, 2628130, 5256260, 10512520, 12352211, 24704422, 49408844, 61761055, 98817688, 123522110, 247044220, 494088440]

約数ペア:

[(1, 494088440), (2, 247044220), (4, 123522110), (5, 98817688), (8, 61761055), (10, 49408844), (20, 24704422), (40, 12352211), (47, 10512520), (94, 5256260), (188, 2628130), (235, 2102504), (269, 1836760), (376, 1314065), (470, 1051252), (538, 918380), (940, 525626), (977, 505720), (1076, 459190), (1345, 367352), (1880, 262813), (1954, 252860), (2152, 229595), (2690, 183676), (3908, 126430), (4885, 101144), (5380, 91838), (7816, 63215), (9770, 50572), (10760, 45919), (12643, 39080), (19540, 25286)]