9744980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1481}}^1$

素因数の和:1544

約数の個数: 48

約数和(自身を含む): 23901696

約数和(自身を除く): 14156716

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1481, 1645, 2962, 3290, 5924, 6580, 7405, 10367, 14810, 20734, 29620, 41468, 51835, 69607, 103670, 139214, 207340, 278428, 348035, 487249, 696070, 974498, 1392140, 1948996, 2436245, 4872490, 9744980]

約数ペア:

[(1, 9744980), (2, 4872490), (4, 2436245), (5, 1948996), (7, 1392140), (10, 974498), (14, 696070), (20, 487249), (28, 348035), (35, 278428), (47, 207340), (70, 139214), (94, 103670), (140, 69607), (188, 51835), (235, 41468), (329, 29620), (470, 20734), (658, 14810), (940, 10367), (1316, 7405), (1481, 6580), (1645, 5924), (2962, 3290)]