37897780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:257

約数の個数: 72

約数和(自身を含む): 87370920

約数和(自身を除く): 49473140

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 181, 190, 290, 361, 362, 380, 551, 580, 722, 724, 905, 1102, 1444, 1805, 1810, 2204, 2755, 3439, 3610, 3620, 5249, 5510, 6878, 7220, 10469, 10498, 11020, 13756, 17195, 20938, 20996, 26245, 34390, 41876, 52345, 52490, 65341, 68780, 99731, 104690, 104980, 130682, 199462, 209380, 261364, 326705, 398924, 498655, 653410, 997310, 1306820, 1894889, 1994620, 3789778, 7579556, 9474445, 18948890, 37897780]

約数ペア:

[(1, 37897780), (2, 18948890), (4, 9474445), (5, 7579556), (10, 3789778), (19, 1994620), (20, 1894889), (29, 1306820), (38, 997310), (58, 653410), (76, 498655), (95, 398924), (116, 326705), (145, 261364), (181, 209380), (190, 199462), (290, 130682), (361, 104980), (362, 104690), (380, 99731), (551, 68780), (580, 65341), (722, 52490), (724, 52345), (905, 41876), (1102, 34390), (1444, 26245), (1805, 20996), (1810, 20938), (2204, 17195), (2755, 13756), (3439, 11020), (3610, 10498), (3620, 10469), (5249, 7220), (5510, 6878)]