2023557520

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{313}}^1\times {\mathrm{383}}^1$

素因数の和:920

約数の個数: 80

約数和(自身を含む): 4754552832

約数和(自身を除く): 2730995312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 313, 383, 422, 626, 766, 844, 1055, 1252, 1532, 1565, 1688, 1915, 2110, 2504, 3064, 3130, 3376, 3830, 4220, 5008, 6128, 6260, 7660, 8440, 12520, 15320, 16880, 25040, 30640, 66043, 80813, 119879, 132086, 161626, 239758, 264172, 323252, 330215, 404065, 479516, 528344, 599395, 646504, 660430, 808130, 959032, 1056688, 1198790, 1293008, 1320860, 1616260, 1918064, 2397580, 2641720, 3232520, 4795160, 5283440, 6465040, 9590320, 25294469, 50588938, 101177876, 126472345, 202355752, 252944690, 404711504, 505889380, 1011778760, 2023557520]

約数ペア:

[(1, 2023557520), (2, 1011778760), (4, 505889380), (5, 404711504), (8, 252944690), (10, 202355752), (16, 126472345), (20, 101177876), (40, 50588938), (80, 25294469), (211, 9590320), (313, 6465040), (383, 5283440), (422, 4795160), (626, 3232520), (766, 2641720), (844, 2397580), (1055, 1918064), (1252, 1616260), (1532, 1320860), (1565, 1293008), (1688, 1198790), (1915, 1056688), (2110, 959032), (2504, 808130), (3064, 660430), (3130, 646504), (3376, 599395), (3830, 528344), (4220, 479516), (5008, 404065), (6128, 330215), (6260, 323252), (7660, 264172), (8440, 239758), (12520, 161626), (15320, 132086), (16880, 119879), (25040, 80813), (30640, 66043)]