7994140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1$

素因数の和:235

約数の個数: 96

約数和(自身を含む): 21772800

約数和(自身を除く): 13778660

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 29, 35, 44, 55, 58, 70, 77, 110, 116, 140, 145, 154, 179, 203, 220, 290, 308, 319, 358, 385, 406, 580, 638, 716, 770, 812, 895, 1015, 1253, 1276, 1540, 1595, 1790, 1969, 2030, 2233, 2506, 3190, 3580, 3938, 4060, 4466, 5012, 5191, 6265, 6380, 7876, 8932, 9845, 10382, 11165, 12530, 13783, 19690, 20764, 22330, 25060, 25955, 27566, 36337, 39380, 44660, 51910, 55132, 57101, 68915, 72674, 103820, 114202, 137830, 145348, 181685, 228404, 275660, 285505, 363370, 399707, 571010, 726740, 799414, 1142020, 1598828, 1998535, 3997070, 7994140]

約数ペア:

[(1, 7994140), (2, 3997070), (4, 1998535), (5, 1598828), (7, 1142020), (10, 799414), (11, 726740), (14, 571010), (20, 399707), (22, 363370), (28, 285505), (29, 275660), (35, 228404), (44, 181685), (55, 145348), (58, 137830), (70, 114202), (77, 103820), (110, 72674), (116, 68915), (140, 57101), (145, 55132), (154, 51910), (179, 44660), (203, 39380), (220, 36337), (290, 27566), (308, 25955), (319, 25060), (358, 22330), (385, 20764), (406, 19690), (580, 13783), (638, 12530), (716, 11165), (770, 10382), (812, 9845), (895, 8932), (1015, 7876), (1253, 6380), (1276, 6265), (1540, 5191), (1595, 5012), (1790, 4466), (1969, 4060), (2030, 3938), (2233, 3580), (2506, 3190)]