207848180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{2447}}^1$

素因数の和:2624

約数の個数: 48

約数和(自身を含む): 454035456

約数和(自身を除く): 246187276

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 137, 155, 274, 310, 548, 620, 685, 1370, 2447, 2740, 4247, 4894, 8494, 9788, 12235, 16988, 21235, 24470, 42470, 48940, 75857, 84940, 151714, 303428, 335239, 379285, 670478, 758570, 1340956, 1517140, 1676195, 3352390, 6704780, 10392409, 20784818, 41569636, 51962045, 103924090, 207848180]

約数ペア:

[(1, 207848180), (2, 103924090), (4, 51962045), (5, 41569636), (10, 20784818), (20, 10392409), (31, 6704780), (62, 3352390), (124, 1676195), (137, 1517140), (155, 1340956), (274, 758570), (310, 670478), (548, 379285), (620, 335239), (685, 303428), (1370, 151714), (2447, 84940), (2740, 75857), (4247, 48940), (4894, 42470), (8494, 24470), (9788, 21235), (12235, 16988)]