28928944

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:290

約数の個数: 80

約数和(自身を含む): 66245760

約数和(自身を除く): 37316816

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 41, 44, 76, 82, 88, 152, 164, 176, 209, 211, 304, 328, 418, 422, 451, 656, 779, 836, 844, 902, 1558, 1672, 1688, 1804, 2321, 3116, 3344, 3376, 3608, 4009, 4642, 6232, 7216, 8018, 8569, 8651, 9284, 12464, 16036, 17138, 17302, 18568, 32072, 34276, 34604, 37136, 44099, 64144, 68552, 69208, 88198, 95161, 137104, 138416, 164369, 176396, 190322, 328738, 352792, 380644, 657476, 705584, 761288, 1314952, 1522576, 1808059, 2629904, 3616118, 7232236, 14464472, 28928944]

約数ペア:

[(1, 28928944), (2, 14464472), (4, 7232236), (8, 3616118), (11, 2629904), (16, 1808059), (19, 1522576), (22, 1314952), (38, 761288), (41, 705584), (44, 657476), (76, 380644), (82, 352792), (88, 328738), (152, 190322), (164, 176396), (176, 164369), (209, 138416), (211, 137104), (304, 95161), (328, 88198), (418, 69208), (422, 68552), (451, 64144), (656, 44099), (779, 37136), (836, 34604), (844, 34276), (902, 32072), (1558, 18568), (1672, 17302), (1688, 17138), (1804, 16036), (2321, 12464), (3116, 9284), (3344, 8651), (3376, 8569), (3608, 8018), (4009, 7216), (4642, 6232)]