6688880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{691}}^1$

素因数の和:726

約数の個数: 60

約数和(自身を含む): 17118696

約数和(自身を除く): 10429816

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 691, 880, 968, 1210, 1382, 1936, 2420, 2764, 3455, 4840, 5528, 6910, 7601, 9680, 11056, 13820, 15202, 27640, 30404, 38005, 55280, 60808, 76010, 83611, 121616, 152020, 167222, 304040, 334444, 418055, 608080, 668888, 836110, 1337776, 1672220, 3344440, 6688880]

約数ペア:

[(1, 6688880), (2, 3344440), (4, 1672220), (5, 1337776), (8, 836110), (10, 668888), (11, 608080), (16, 418055), (20, 334444), (22, 304040), (40, 167222), (44, 152020), (55, 121616), (80, 83611), (88, 76010), (110, 60808), (121, 55280), (176, 38005), (220, 30404), (242, 27640), (440, 15202), (484, 13820), (605, 11056), (691, 9680), (880, 7601), (968, 6910), (1210, 5528), (1382, 4840), (1936, 3455), (2420, 2764)]