2180682724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{1901}}^1$

素因数の和:2005

約数の個数: 72

約数和(自身を含む): 4453053696

約数和(自身を除く): 2272370972

約数列:

[1, 2, 4, 11, 22, 29, 31, 44, 58, 62, 116, 124, 319, 341, 638, 682, 841, 899, 1276, 1364, 1682, 1798, 1901, 3364, 3596, 3802, 7604, 9251, 9889, 18502, 19778, 20911, 26071, 37004, 39556, 41822, 52142, 55129, 58931, 83644, 104284, 110258, 117862, 220516, 235724, 286781, 573562, 606419, 648241, 1147124, 1212838, 1296482, 1598741, 1708999, 2425676, 2592964, 3197482, 3417998, 6394964, 6835996, 17586151, 18798989, 35172302, 37597978, 49560971, 70344604, 75195956, 99121942, 198243884, 545170681, 1090341362, 2180682724]

約数ペア:

[(1, 2180682724), (2, 1090341362), (4, 545170681), (11, 198243884), (22, 99121942), (29, 75195956), (31, 70344604), (44, 49560971), (58, 37597978), (62, 35172302), (116, 18798989), (124, 17586151), (319, 6835996), (341, 6394964), (638, 3417998), (682, 3197482), (841, 2592964), (899, 2425676), (1276, 1708999), (1364, 1598741), (1682, 1296482), (1798, 1212838), (1901, 1147124), (3364, 648241), (3596, 606419), (3802, 573562), (7604, 286781), (9251, 235724), (9889, 220516), (18502, 117862), (19778, 110258), (20911, 104284), (26071, 83644), (37004, 58931), (39556, 55129), (41822, 52142)]