88888920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43573}}^1$

素因数の和:43604

約数の個数: 64

約数和(自身を含む): 282359520

約数和(自身を除く): 193470600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 43573, 87146, 130719, 174292, 217865, 261438, 348584, 435730, 522876, 653595, 740741, 871460, 1045752, 1307190, 1481482, 1742920, 2222223, 2614380, 2962964, 3703705, 4444446, 5228760, 5925928, 7407410, 8888892, 11111115, 14814820, 17777784, 22222230, 29629640, 44444460, 88888920]

約数ペア:

[(1, 88888920), (2, 44444460), (3, 29629640), (4, 22222230), (5, 17777784), (6, 14814820), (8, 11111115), (10, 8888892), (12, 7407410), (15, 5925928), (17, 5228760), (20, 4444446), (24, 3703705), (30, 2962964), (34, 2614380), (40, 2222223), (51, 1742920), (60, 1481482), (68, 1307190), (85, 1045752), (102, 871460), (120, 740741), (136, 653595), (170, 522876), (204, 435730), (255, 348584), (340, 261438), (408, 217865), (510, 174292), (680, 130719), (1020, 87146), (2040, 43573)]