67533620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43853}}^1$

素因数の和:43880

約数の個数: 48

約数和(自身を含む): 176819328

約数和(自身を除く): 109285708

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 43853, 87706, 175412, 219265, 306971, 438530, 482383, 613942, 877060, 964766, 1227884, 1534855, 1929532, 2411915, 3069710, 3376681, 4823830, 6139420, 6753362, 9647660, 13506724, 16883405, 33766810, 67533620]

約数ペア:

[(1, 67533620), (2, 33766810), (4, 16883405), (5, 13506724), (7, 9647660), (10, 6753362), (11, 6139420), (14, 4823830), (20, 3376681), (22, 3069710), (28, 2411915), (35, 1929532), (44, 1534855), (55, 1227884), (70, 964766), (77, 877060), (110, 613942), (140, 482383), (154, 438530), (220, 306971), (308, 219265), (385, 175412), (770, 87706), (1540, 43853)]