210450280

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^2\times {\mathrm{1873}}^1$

素因数の和:1990

約数の個数: 48

約数和(自身を含む): 482873580

約数和(自身を除く): 272423300

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 1873, 2120, 2809, 3746, 5618, 7492, 9365, 11236, 14045, 14984, 18730, 22472, 28090, 37460, 56180, 74920, 99269, 112360, 198538, 397076, 496345, 794152, 992690, 1985380, 3970760, 5261257, 10522514, 21045028, 26306285, 42090056, 52612570, 105225140, 210450280]

約数ペア:

[(1, 210450280), (2, 105225140), (4, 52612570), (5, 42090056), (8, 26306285), (10, 21045028), (20, 10522514), (40, 5261257), (53, 3970760), (106, 1985380), (212, 992690), (265, 794152), (424, 496345), (530, 397076), (1060, 198538), (1873, 112360), (2120, 99269), (2809, 74920), (3746, 56180), (5618, 37460), (7492, 28090), (9365, 22472), (11236, 18730), (14045, 14984)]