13831520

素因数分解:

$2^5\times 5^1\times {\mathrm{137}}^1\times {\mathrm{631}}^1$

素因数の和:783

約数の個数: 48

約数和(自身を含む): 32967648

約数和(自身を除く): 19136128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 137, 160, 274, 548, 631, 685, 1096, 1262, 1370, 2192, 2524, 2740, 3155, 4384, 5048, 5480, 6310, 10096, 10960, 12620, 20192, 21920, 25240, 50480, 86447, 100960, 172894, 345788, 432235, 691576, 864470, 1383152, 1728940, 2766304, 3457880, 6915760, 13831520]

約数ペア:

[(1, 13831520), (2, 6915760), (4, 3457880), (5, 2766304), (8, 1728940), (10, 1383152), (16, 864470), (20, 691576), (32, 432235), (40, 345788), (80, 172894), (137, 100960), (160, 86447), (274, 50480), (548, 25240), (631, 21920), (685, 20192), (1096, 12620), (1262, 10960), (1370, 10096), (2192, 6310), (2524, 5480), (2740, 5048), (3155, 4384)]