9828500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{1787}}^1$

素因数の和:1817

約数の個数: 48

約数和(自身を含む): 23429952

約数和(自身を除く): 13601452

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 500, 550, 1100, 1375, 1787, 2750, 3574, 5500, 7148, 8935, 17870, 19657, 35740, 39314, 44675, 78628, 89350, 98285, 178700, 196570, 223375, 393140, 446750, 491425, 893500, 982850, 1965700, 2457125, 4914250, 9828500]

約数ペア:

[(1, 9828500), (2, 4914250), (4, 2457125), (5, 1965700), (10, 982850), (11, 893500), (20, 491425), (22, 446750), (25, 393140), (44, 223375), (50, 196570), (55, 178700), (100, 98285), (110, 89350), (125, 78628), (220, 44675), (250, 39314), (275, 35740), (500, 19657), (550, 17870), (1100, 8935), (1375, 7148), (1787, 5500), (2750, 3574)]