15293740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{9931}}^1$

素因数の和:9958

約数の個数: 48

約数和(自身を含む): 40045824

約数和(自身を除く): 24752084

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, 1540, 9931, 19862, 39724, 49655, 69517, 99310, 109241, 139034, 198620, 218482, 278068, 347585, 436964, 546205, 695170, 764687, 1092410, 1390340, 1529374, 2184820, 3058748, 3823435, 7646870, 15293740]

約数ペア:

[(1, 15293740), (2, 7646870), (4, 3823435), (5, 3058748), (7, 2184820), (10, 1529374), (11, 1390340), (14, 1092410), (20, 764687), (22, 695170), (28, 546205), (35, 436964), (44, 347585), (55, 278068), (70, 218482), (77, 198620), (110, 139034), (140, 109241), (154, 99310), (220, 69517), (308, 49655), (385, 39724), (770, 19862), (1540, 9931)]