206840460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181439}}^1$

素因数の和:181470

約数の個数: 48

約数和(自身を含む): 609638400

約数和(自身を除く): 402797940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 181439, 362878, 544317, 725756, 907195, 1088634, 1814390, 2177268, 2721585, 3447341, 3628780, 5443170, 6894682, 10342023, 10886340, 13789364, 17236705, 20684046, 34473410, 41368092, 51710115, 68946820, 103420230, 206840460]

約数ペア:

[(1, 206840460), (2, 103420230), (3, 68946820), (4, 51710115), (5, 41368092), (6, 34473410), (10, 20684046), (12, 17236705), (15, 13789364), (19, 10886340), (20, 10342023), (30, 6894682), (38, 5443170), (57, 3628780), (60, 3447341), (76, 2721585), (95, 2177268), (114, 1814390), (190, 1088634), (228, 907195), (285, 725756), (380, 544317), (570, 362878), (1140, 181439)]