7270340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4721}}^1$

素因数の和:4748

約数の個数: 48

約数和(自身を含む): 19039104

約数和(自身を除く): 11768764

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, 4721, 9442, 18884, 23605, 33047, 47210, 51931, 66094, 94420, 103862, 132188, 165235, 207724, 259655, 330470, 363517, 519310, 660940, 727034, 1038620, 1454068, 1817585, 3635170, 7270340]

約数ペア:

[(1, 7270340), (2, 3635170), (4, 1817585), (5, 1454068), (7, 1038620), (10, 727034), (11, 660940), (14, 519310), (20, 363517), (22, 330470), (28, 259655), (35, 207724), (44, 165235), (55, 132188), (70, 103862), (77, 94420), (110, 66094), (140, 51931), (154, 47210), (220, 33047), (308, 23605), (385, 18884), (770, 9442), (1540, 4721)]