8185520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1$

素因数の和:378

約数の個数: 80

約数和(自身を含む): 22284288

約数和(自身を除く): 14098768

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, 311, 329, 376, 470, 560, 622, 658, 752, 940, 1244, 1316, 1555, 1645, 1880, 2177, 2488, 2632, 3110, 3290, 3760, 4354, 4976, 5264, 6220, 6580, 8708, 10885, 12440, 13160, 14617, 17416, 21770, 24880, 26320, 29234, 34832, 43540, 58468, 73085, 87080, 102319, 116936, 146170, 174160, 204638, 233872, 292340, 409276, 511595, 584680, 818552, 1023190, 1169360, 1637104, 2046380, 4092760, 8185520]

約数ペア:

[(1, 8185520), (2, 4092760), (4, 2046380), (5, 1637104), (7, 1169360), (8, 1023190), (10, 818552), (14, 584680), (16, 511595), (20, 409276), (28, 292340), (35, 233872), (40, 204638), (47, 174160), (56, 146170), (70, 116936), (80, 102319), (94, 87080), (112, 73085), (140, 58468), (188, 43540), (235, 34832), (280, 29234), (311, 26320), (329, 24880), (376, 21770), (470, 17416), (560, 14617), (622, 13160), (658, 12440), (752, 10885), (940, 8708), (1244, 6580), (1316, 6220), (1555, 5264), (1645, 4976), (1880, 4354), (2177, 3760), (2488, 3290), (2632, 3110)]