1799572240

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{85531}}^1$

素因数の和:85807

約数の個数: 40

約数和(自身を含む): 4199963328

約数和(自身を除く): 2400391088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 1052, 1315, 2104, 2630, 4208, 5260, 10520, 21040, 85531, 171062, 342124, 427655, 684248, 855310, 1368496, 1710620, 3421240, 6842480, 22494653, 44989306, 89978612, 112473265, 179957224, 224946530, 359914448, 449893060, 899786120, 1799572240]

約数ペア:

[(1, 1799572240), (2, 899786120), (4, 449893060), (5, 359914448), (8, 224946530), (10, 179957224), (16, 112473265), (20, 89978612), (40, 44989306), (80, 22494653), (263, 6842480), (526, 3421240), (1052, 1710620), (1315, 1368496), (2104, 855310), (2630, 684248), (4208, 427655), (5260, 342124), (10520, 171062), (21040, 85531)]