16772420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2549}}^1$

素因数の和:2612

約数の個数: 48

約数和(自身を含む): 41126400

約数和(自身を除く): 24353980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 2549, 3290, 5098, 6580, 10196, 12745, 17843, 25490, 35686, 50980, 71372, 89215, 119803, 178430, 239606, 356860, 479212, 599015, 838621, 1198030, 1677242, 2396060, 3354484, 4193105, 8386210, 16772420]

約数ペア:

[(1, 16772420), (2, 8386210), (4, 4193105), (5, 3354484), (7, 2396060), (10, 1677242), (14, 1198030), (20, 838621), (28, 599015), (35, 479212), (47, 356860), (70, 239606), (94, 178430), (140, 119803), (188, 89215), (235, 71372), (329, 50980), (470, 35686), (658, 25490), (940, 17843), (1316, 12745), (1645, 10196), (2549, 6580), (3290, 5098)]