39742780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:355

約数の個数: 96

約数和(自身を含む): 105380352

約数和(自身を除く): 65637572

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 131, 140, 154, 197, 220, 262, 308, 385, 394, 524, 655, 770, 788, 917, 985, 1310, 1379, 1441, 1540, 1834, 1970, 2167, 2620, 2758, 2882, 3668, 3940, 4334, 4585, 5516, 5764, 6895, 7205, 8668, 9170, 10087, 10835, 13790, 14410, 15169, 18340, 20174, 21670, 25807, 27580, 28820, 30338, 40348, 43340, 50435, 51614, 60676, 75845, 100870, 103228, 129035, 151690, 180649, 201740, 258070, 283877, 303380, 361298, 516140, 567754, 722596, 903245, 1135508, 1419385, 1806490, 1987139, 2838770, 3612980, 3974278, 5677540, 7948556, 9935695, 19871390, 39742780]

約数ペア:

[(1, 39742780), (2, 19871390), (4, 9935695), (5, 7948556), (7, 5677540), (10, 3974278), (11, 3612980), (14, 2838770), (20, 1987139), (22, 1806490), (28, 1419385), (35, 1135508), (44, 903245), (55, 722596), (70, 567754), (77, 516140), (110, 361298), (131, 303380), (140, 283877), (154, 258070), (197, 201740), (220, 180649), (262, 151690), (308, 129035), (385, 103228), (394, 100870), (524, 75845), (655, 60676), (770, 51614), (788, 50435), (917, 43340), (985, 40348), (1310, 30338), (1379, 28820), (1441, 27580), (1540, 25807), (1834, 21670), (1970, 20174), (2167, 18340), (2620, 15169), (2758, 14410), (2882, 13790), (3668, 10835), (3940, 10087), (4334, 9170), (4585, 8668), (5516, 7205), (5764, 6895)]