8474620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5503}}^1$

素因数の和:5530

約数の個数: 48

約数和(自身を含む): 22192128

約数和(自身を除く): 13717508

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, 5503, 11006, 22012, 27515, 38521, 55030, 60533, 77042, 110060, 121066, 154084, 192605, 242132, 302665, 385210, 423731, 605330, 770420, 847462, 1210660, 1694924, 2118655, 4237310, 8474620]

約数ペア:

[(1, 8474620), (2, 4237310), (4, 2118655), (5, 1694924), (7, 1210660), (10, 847462), (11, 770420), (14, 605330), (20, 423731), (22, 385210), (28, 302665), (35, 242132), (44, 192605), (55, 154084), (70, 121066), (77, 110060), (110, 77042), (140, 60533), (154, 55030), (220, 38521), (308, 27515), (385, 22012), (770, 11006), (1540, 5503)]