28555360

素因数分解:

$2^5\times 5^1\times {\mathrm{317}}^1\times {\mathrm{563}}^1$

素因数の和:895

約数の個数: 48

約数和(自身を含む): 67795056

約数和(自身を除く): 39239696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 317, 563, 634, 1126, 1268, 1585, 2252, 2536, 2815, 3170, 4504, 5072, 5630, 6340, 9008, 10144, 11260, 12680, 18016, 22520, 25360, 45040, 50720, 90080, 178471, 356942, 713884, 892355, 1427768, 1784710, 2855536, 3569420, 5711072, 7138840, 14277680, 28555360]

約数ペア:

[(1, 28555360), (2, 14277680), (4, 7138840), (5, 5711072), (8, 3569420), (10, 2855536), (16, 1784710), (20, 1427768), (32, 892355), (40, 713884), (80, 356942), (160, 178471), (317, 90080), (563, 50720), (634, 45040), (1126, 25360), (1268, 22520), (1585, 18016), (2252, 12680), (2536, 11260), (2815, 10144), (3170, 9008), (4504, 6340), (5072, 5630)]