2357740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1531}}^1$

素因数の和:1558

約数の個数: 48

約数和(自身を含む): 6177024

約数和(自身を除く): 3819284

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1531, 1540, 3062, 6124, 7655, 10717, 15310, 16841, 21434, 30620, 33682, 42868, 53585, 67364, 84205, 107170, 117887, 168410, 214340, 235774, 336820, 471548, 589435, 1178870, 2357740]

約数ペア:

[(1, 2357740), (2, 1178870), (4, 589435), (5, 471548), (7, 336820), (10, 235774), (11, 214340), (14, 168410), (20, 117887), (22, 107170), (28, 84205), (35, 67364), (44, 53585), (55, 42868), (70, 33682), (77, 30620), (110, 21434), (140, 16841), (154, 15310), (220, 10717), (308, 7655), (385, 6124), (770, 3062), (1531, 1540)]