7447660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{349}}^1$

素因数の和:466

約数の個数: 48

約数和(自身を含む): 17287200

約数和(自身を除く): 9839540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 97, 110, 194, 220, 349, 388, 485, 698, 970, 1067, 1396, 1745, 1940, 2134, 3490, 3839, 4268, 5335, 6980, 7678, 10670, 15356, 19195, 21340, 33853, 38390, 67706, 76780, 135412, 169265, 338530, 372383, 677060, 744766, 1489532, 1861915, 3723830, 7447660]

約数ペア:

[(1, 7447660), (2, 3723830), (4, 1861915), (5, 1489532), (10, 744766), (11, 677060), (20, 372383), (22, 338530), (44, 169265), (55, 135412), (97, 76780), (110, 67706), (194, 38390), (220, 33853), (349, 21340), (388, 19195), (485, 15356), (698, 10670), (970, 7678), (1067, 6980), (1396, 5335), (1745, 4268), (1940, 3839), (2134, 3490)]