28679800

素因数分解:

$2^3\times 5^2\times {\mathrm{193}}^1\times {\mathrm{743}}^1$

素因数の和:952

約数の個数: 48

約数和(自身を含む): 67116240

約数和(自身を除く): 38436440

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 193, 200, 386, 743, 772, 965, 1486, 1544, 1930, 2972, 3715, 3860, 4825, 5944, 7430, 7720, 9650, 14860, 18575, 19300, 29720, 37150, 38600, 74300, 143399, 148600, 286798, 573596, 716995, 1147192, 1433990, 2867980, 3584975, 5735960, 7169950, 14339900, 28679800]

約数ペア:

[(1, 28679800), (2, 14339900), (4, 7169950), (5, 5735960), (8, 3584975), (10, 2867980), (20, 1433990), (25, 1147192), (40, 716995), (50, 573596), (100, 286798), (193, 148600), (200, 143399), (386, 74300), (743, 38600), (772, 37150), (965, 29720), (1486, 19300), (1544, 18575), (1930, 14860), (2972, 9650), (3715, 7720), (3860, 7430), (4825, 5944)]