3777740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 8636544

約数和(自身を除く): 4858804

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 271, 340, 410, 542, 697, 820, 1084, 1355, 1394, 2710, 2788, 3485, 4607, 5420, 6970, 9214, 11111, 13940, 18428, 22222, 23035, 44444, 46070, 55555, 92140, 111110, 188887, 222220, 377774, 755548, 944435, 1888870, 3777740]

約数ペア:

[(1, 3777740), (2, 1888870), (4, 944435), (5, 755548), (10, 377774), (17, 222220), (20, 188887), (34, 111110), (41, 92140), (68, 55555), (82, 46070), (85, 44444), (164, 23035), (170, 22222), (205, 18428), (271, 13940), (340, 11111), (410, 9214), (542, 6970), (697, 5420), (820, 4607), (1084, 3485), (1355, 2788), (1394, 2710)]