74995340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{1091}}^1$

素因数の和:1598

約数の個数: 48

約数和(自身を含む): 180520704

約数和(自身を除く): 105525364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 491, 982, 1091, 1964, 2182, 2455, 3437, 4364, 4910, 5455, 6874, 7637, 9820, 10910, 13748, 15274, 17185, 21820, 30548, 34370, 38185, 68740, 76370, 152740, 535681, 1071362, 2142724, 2678405, 3749767, 5356810, 7499534, 10713620, 14999068, 18748835, 37497670, 74995340]

約数ペア:

[(1, 74995340), (2, 37497670), (4, 18748835), (5, 14999068), (7, 10713620), (10, 7499534), (14, 5356810), (20, 3749767), (28, 2678405), (35, 2142724), (70, 1071362), (140, 535681), (491, 152740), (982, 76370), (1091, 68740), (1964, 38185), (2182, 34370), (2455, 30548), (3437, 21820), (4364, 17185), (4910, 15274), (5455, 13748), (6874, 10910), (7637, 9820)]