5132540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{601}}^1$

素因数の和:678

約数の個数: 48

約数和(自身を含む): 12540864

約数和(自身を除く): 7408324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 601, 610, 854, 1202, 1220, 1708, 2135, 2404, 3005, 4207, 4270, 6010, 8414, 8540, 12020, 16828, 21035, 36661, 42070, 73322, 84140, 146644, 183305, 256627, 366610, 513254, 733220, 1026508, 1283135, 2566270, 5132540]

約数ペア:

[(1, 5132540), (2, 2566270), (4, 1283135), (5, 1026508), (7, 733220), (10, 513254), (14, 366610), (20, 256627), (28, 183305), (35, 146644), (61, 84140), (70, 73322), (122, 42070), (140, 36661), (244, 21035), (305, 16828), (427, 12020), (601, 8540), (610, 8414), (854, 6010), (1202, 4270), (1220, 4207), (1708, 3005), (2135, 2404)]