20312418080

素因数分解:

$2^5\times 5^1\times {\mathrm{233}}^1\times {\mathrm{544861}}^1$

素因数の和:545109

約数の個数: 48

約数和(自身を含む): 48194133624

約数和(自身を除く): 27881715544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 233, 466, 932, 1165, 1864, 2330, 3728, 4660, 7456, 9320, 18640, 37280, 544861, 1089722, 2179444, 2724305, 4358888, 5448610, 8717776, 10897220, 17435552, 21794440, 43588880, 87177760, 126952613, 253905226, 507810452, 634763065, 1015620904, 1269526130, 2031241808, 2539052260, 4062483616, 5078104520, 10156209040, 20312418080]

約数ペア:

[(1, 20312418080), (2, 10156209040), (4, 5078104520), (5, 4062483616), (8, 2539052260), (10, 2031241808), (16, 1269526130), (20, 1015620904), (32, 634763065), (40, 507810452), (80, 253905226), (160, 126952613), (233, 87177760), (466, 43588880), (932, 21794440), (1165, 17435552), (1864, 10897220), (2330, 8717776), (3728, 5448610), (4660, 4358888), (7456, 2724305), (9320, 2179444), (18640, 1089722), (37280, 544861)]