28116770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1223}}^1$

素因数の和:1271

約数の個数: 48

約数和(自身を含む): 58605120

約数和(自身を除く): 30488350

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 121, 190, 209, 242, 418, 605, 1045, 1210, 1223, 2090, 2299, 2446, 4598, 6115, 11495, 12230, 13453, 22990, 23237, 26906, 46474, 67265, 116185, 134530, 147983, 232370, 255607, 295966, 511214, 739915, 1278035, 1479830, 2556070, 2811677, 5623354, 14058385, 28116770]

約数ペア:

[(1, 28116770), (2, 14058385), (5, 5623354), (10, 2811677), (11, 2556070), (19, 1479830), (22, 1278035), (38, 739915), (55, 511214), (95, 295966), (110, 255607), (121, 232370), (190, 147983), (209, 134530), (242, 116185), (418, 67265), (605, 46474), (1045, 26906), (1210, 23237), (1223, 22990), (2090, 13453), (2299, 12230), (2446, 11495), (4598, 6115)]