7395920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{281}}^1$

素因数の和:348

約数の個数: 80

約数和(自身を含む): 20141568

約数和(自身を除く): 12745648

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 56, 70, 80, 94, 112, 140, 188, 235, 280, 281, 329, 376, 470, 560, 562, 658, 752, 940, 1124, 1316, 1405, 1645, 1880, 1967, 2248, 2632, 2810, 3290, 3760, 3934, 4496, 5264, 5620, 6580, 7868, 9835, 11240, 13160, 13207, 15736, 19670, 22480, 26320, 26414, 31472, 39340, 52828, 66035, 78680, 92449, 105656, 132070, 157360, 184898, 211312, 264140, 369796, 462245, 528280, 739592, 924490, 1056560, 1479184, 1848980, 3697960, 7395920]

約数ペア:

[(1, 7395920), (2, 3697960), (4, 1848980), (5, 1479184), (7, 1056560), (8, 924490), (10, 739592), (14, 528280), (16, 462245), (20, 369796), (28, 264140), (35, 211312), (40, 184898), (47, 157360), (56, 132070), (70, 105656), (80, 92449), (94, 78680), (112, 66035), (140, 52828), (188, 39340), (235, 31472), (280, 26414), (281, 26320), (329, 22480), (376, 19670), (470, 15736), (560, 13207), (562, 13160), (658, 11240), (752, 9835), (940, 7868), (1124, 6580), (1316, 5620), (1405, 5264), (1645, 4496), (1880, 3934), (1967, 3760), (2248, 3290), (2632, 2810)]