28406080

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3061}}^1$

素因数の和:3107

約数の個数: 56

約数和(自身を含む): 69997320

約数和(自身を除く): 41591240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 145, 160, 232, 290, 320, 464, 580, 928, 1160, 1856, 2320, 3061, 4640, 6122, 9280, 12244, 15305, 24488, 30610, 48976, 61220, 88769, 97952, 122440, 177538, 195904, 244880, 355076, 443845, 489760, 710152, 887690, 979520, 1420304, 1775380, 2840608, 3550760, 5681216, 7101520, 14203040, 28406080]

約数ペア:

[(1, 28406080), (2, 14203040), (4, 7101520), (5, 5681216), (8, 3550760), (10, 2840608), (16, 1775380), (20, 1420304), (29, 979520), (32, 887690), (40, 710152), (58, 489760), (64, 443845), (80, 355076), (116, 244880), (145, 195904), (160, 177538), (232, 122440), (290, 97952), (320, 88769), (464, 61220), (580, 48976), (928, 30610), (1160, 24488), (1856, 15305), (2320, 12244), (3061, 9280), (4640, 6122)]