1901293820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{49333}}^1$

素因数の和:49430

約数の個数: 48

約数和(自身を含む): 4177208448

約数和(自身を除く): 2275914628

約数列:

[1, 2, 4, 5, 10, 20, 41, 47, 82, 94, 164, 188, 205, 235, 410, 470, 820, 940, 1927, 3854, 7708, 9635, 19270, 38540, 49333, 98666, 197332, 246665, 493330, 986660, 2022653, 2318651, 4045306, 4637302, 8090612, 9274604, 10113265, 11593255, 20226530, 23186510, 40453060, 46373020, 95064691, 190129382, 380258764, 475323455, 950646910, 1901293820]

約数ペア:

[(1, 1901293820), (2, 950646910), (4, 475323455), (5, 380258764), (10, 190129382), (20, 95064691), (41, 46373020), (47, 40453060), (82, 23186510), (94, 20226530), (164, 11593255), (188, 10113265), (205, 9274604), (235, 8090612), (410, 4637302), (470, 4045306), (820, 2318651), (940, 2022653), (1927, 986660), (3854, 493330), (7708, 246665), (9635, 197332), (19270, 98666), (38540, 49333)]