998014780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2003}}^1\times {\mathrm{3559}}^1$

素因数の和:5578

約数の個数: 48

約数和(自身を含む): 2397104640

約数和(自身を除く): 1399089860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2003, 3559, 4006, 7118, 8012, 10015, 14021, 14236, 17795, 20030, 24913, 28042, 35590, 40060, 49826, 56084, 70105, 71180, 99652, 124565, 140210, 249130, 280420, 498260, 7128677, 14257354, 28514708, 35643385, 49900739, 71286770, 99801478, 142573540, 199602956, 249503695, 499007390, 998014780]

約数ペア:

[(1, 998014780), (2, 499007390), (4, 249503695), (5, 199602956), (7, 142573540), (10, 99801478), (14, 71286770), (20, 49900739), (28, 35643385), (35, 28514708), (70, 14257354), (140, 7128677), (2003, 498260), (3559, 280420), (4006, 249130), (7118, 140210), (8012, 124565), (10015, 99652), (14021, 71180), (14236, 70105), (17795, 56084), (20030, 49826), (24913, 40060), (28042, 35590)]