8065420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{601}}^1$

素因数の和:682

約数の個数: 48

約数和(自身を含む): 18811296

約数和(自身を除く): 10745876

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 601, 610, 671, 1202, 1220, 1342, 2404, 2684, 3005, 3355, 6010, 6611, 6710, 12020, 13222, 13420, 26444, 33055, 36661, 66110, 73322, 132220, 146644, 183305, 366610, 403271, 733220, 806542, 1613084, 2016355, 4032710, 8065420]

約数ペア:

[(1, 8065420), (2, 4032710), (4, 2016355), (5, 1613084), (10, 806542), (11, 733220), (20, 403271), (22, 366610), (44, 183305), (55, 146644), (61, 132220), (110, 73322), (122, 66110), (220, 36661), (244, 33055), (305, 26444), (601, 13420), (610, 13222), (671, 12020), (1202, 6710), (1220, 6611), (1342, 6010), (2404, 3355), (2684, 3005)]