26841040

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:260

約数の個数: 80

約数和(自身を含む): 65710080

約数和(自身を除く): 38869040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 79, 80, 124, 137, 155, 158, 248, 274, 310, 316, 395, 496, 548, 620, 632, 685, 790, 1096, 1240, 1264, 1370, 1580, 2192, 2449, 2480, 2740, 3160, 4247, 4898, 5480, 6320, 8494, 9796, 10823, 10960, 12245, 16988, 19592, 21235, 21646, 24490, 33976, 39184, 42470, 43292, 48980, 54115, 67952, 84940, 86584, 97960, 108230, 169880, 173168, 195920, 216460, 335513, 339760, 432920, 671026, 865840, 1342052, 1677565, 2684104, 3355130, 5368208, 6710260, 13420520, 26841040]

約数ペア:

[(1, 26841040), (2, 13420520), (4, 6710260), (5, 5368208), (8, 3355130), (10, 2684104), (16, 1677565), (20, 1342052), (31, 865840), (40, 671026), (62, 432920), (79, 339760), (80, 335513), (124, 216460), (137, 195920), (155, 173168), (158, 169880), (248, 108230), (274, 97960), (310, 86584), (316, 84940), (395, 67952), (496, 54115), (548, 48980), (620, 43292), (632, 42470), (685, 39184), (790, 33976), (1096, 24490), (1240, 21646), (1264, 21235), (1370, 19592), (1580, 16988), (2192, 12245), (2449, 10960), (2480, 10823), (2740, 9796), (3160, 8494), (4247, 6320), (4898, 5480)]