2019012100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{39511}}^1$

素因数の和:39605

約数の個数: 72

約数和(自身を含む): 5075869568

約数和(自身を除く): 3056857468

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 73, 100, 140, 146, 175, 292, 350, 365, 511, 700, 730, 1022, 1460, 1825, 2044, 2555, 3650, 5110, 7300, 10220, 12775, 25550, 39511, 51100, 79022, 158044, 197555, 276577, 395110, 553154, 790220, 987775, 1106308, 1382885, 1975550, 2765770, 2884303, 3951100, 5531540, 5768606, 6914425, 11537212, 13828850, 14421515, 20190121, 27657700, 28843030, 40380242, 57686060, 72107575, 80760484, 100950605, 144215150, 201901210, 288430300, 403802420, 504753025, 1009506050, 2019012100]

約数ペア:

[(1, 2019012100), (2, 1009506050), (4, 504753025), (5, 403802420), (7, 288430300), (10, 201901210), (14, 144215150), (20, 100950605), (25, 80760484), (28, 72107575), (35, 57686060), (50, 40380242), (70, 28843030), (73, 27657700), (100, 20190121), (140, 14421515), (146, 13828850), (175, 11537212), (292, 6914425), (350, 5768606), (365, 5531540), (511, 3951100), (700, 2884303), (730, 2765770), (1022, 1975550), (1460, 1382885), (1825, 1106308), (2044, 987775), (2555, 790220), (3650, 553154), (5110, 395110), (7300, 276577), (10220, 197555), (12775, 158044), (25550, 79022), (39511, 51100)]