2017799080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{106649}}^1$

素因数の和:106714

約数の個数: 64

約数和(自身を含む): 5068008000

約数和(自身を除く): 3050208920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 172, 215, 220, 344, 430, 440, 473, 860, 946, 1720, 1892, 2365, 3784, 4730, 9460, 18920, 106649, 213298, 426596, 533245, 853192, 1066490, 1173139, 2132980, 2346278, 4265960, 4585907, 4692556, 5865695, 9171814, 9385112, 11731390, 18343628, 22929535, 23462780, 36687256, 45859070, 46925560, 50444977, 91718140, 100889954, 183436280, 201779908, 252224885, 403559816, 504449770, 1008899540, 2017799080]

約数ペア:

[(1, 2017799080), (2, 1008899540), (4, 504449770), (5, 403559816), (8, 252224885), (10, 201779908), (11, 183436280), (20, 100889954), (22, 91718140), (40, 50444977), (43, 46925560), (44, 45859070), (55, 36687256), (86, 23462780), (88, 22929535), (110, 18343628), (172, 11731390), (215, 9385112), (220, 9171814), (344, 5865695), (430, 4692556), (440, 4585907), (473, 4265960), (860, 2346278), (946, 2132980), (1720, 1173139), (1892, 1066490), (2365, 853192), (3784, 533245), (4730, 426596), (9460, 213298), (18920, 106649)]