6408920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{487}}^1$

素因数の和:552

約数の個数: 64

約数和(自身を含む): 16865280

約数和(自身を除く): 10456360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 329, 376, 470, 487, 658, 940, 974, 1316, 1645, 1880, 1948, 2435, 2632, 3290, 3409, 3896, 4870, 6580, 6818, 9740, 13160, 13636, 17045, 19480, 22889, 27272, 34090, 45778, 68180, 91556, 114445, 136360, 160223, 183112, 228890, 320446, 457780, 640892, 801115, 915560, 1281784, 1602230, 3204460, 6408920]

約数ペア:

[(1, 6408920), (2, 3204460), (4, 1602230), (5, 1281784), (7, 915560), (8, 801115), (10, 640892), (14, 457780), (20, 320446), (28, 228890), (35, 183112), (40, 160223), (47, 136360), (56, 114445), (70, 91556), (94, 68180), (140, 45778), (188, 34090), (235, 27272), (280, 22889), (329, 19480), (376, 17045), (470, 13636), (487, 13160), (658, 9740), (940, 6818), (974, 6580), (1316, 4870), (1645, 3896), (1880, 3409), (1948, 3290), (2435, 2632)]