10554220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 23186016

約数和(自身を除く): 12631796

約数列:

[1, 2, 4, 5, 10, 20, 41, 61, 82, 122, 164, 205, 211, 244, 305, 410, 422, 610, 820, 844, 1055, 1220, 2110, 2501, 4220, 5002, 8651, 10004, 12505, 12871, 17302, 25010, 25742, 34604, 43255, 50020, 51484, 64355, 86510, 128710, 173020, 257420, 527711, 1055422, 2110844, 2638555, 5277110, 10554220]

約数ペア:

[(1, 10554220), (2, 5277110), (4, 2638555), (5, 2110844), (10, 1055422), (20, 527711), (41, 257420), (61, 173020), (82, 128710), (122, 86510), (164, 64355), (205, 51484), (211, 50020), (244, 43255), (305, 34604), (410, 25742), (422, 25010), (610, 17302), (820, 12871), (844, 12505), (1055, 10004), (1220, 8651), (2110, 5002), (2501, 4220)]