1227870

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{1949}}^1$

素因数の和:1969

約数の個数: 48

約数和(自身を含む): 3650400

約数和(自身を除く): 2422530

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 1949, 3898, 5847, 9745, 11694, 13643, 17541, 19490, 27286, 29235, 35082, 40929, 58470, 68215, 81858, 87705, 122787, 136430, 175410, 204645, 245574, 409290, 613935, 1227870]

約数ペア:

[(1, 1227870), (2, 613935), (3, 409290), (5, 245574), (6, 204645), (7, 175410), (9, 136430), (10, 122787), (14, 87705), (15, 81858), (18, 68215), (21, 58470), (30, 40929), (35, 35082), (42, 29235), (45, 27286), (63, 19490), (70, 17541), (90, 13643), (105, 11694), (126, 9745), (210, 5847), (315, 3898), (630, 1949)]