7773260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{397}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 18053280

約数和(自身を除く): 10280020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 356, 397, 445, 794, 890, 979, 1588, 1780, 1958, 1985, 3916, 3970, 4367, 4895, 7940, 8734, 9790, 17468, 19580, 21835, 35333, 43670, 70666, 87340, 141332, 176665, 353330, 388663, 706660, 777326, 1554652, 1943315, 3886630, 7773260]

約数ペア:

[(1, 7773260), (2, 3886630), (4, 1943315), (5, 1554652), (10, 777326), (11, 706660), (20, 388663), (22, 353330), (44, 176665), (55, 141332), (89, 87340), (110, 70666), (178, 43670), (220, 35333), (356, 21835), (397, 19580), (445, 17468), (794, 9790), (890, 8734), (979, 7940), (1588, 4895), (1780, 4367), (1958, 3970), (1985, 3916)]