2017464740

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{541}}^1\times {\mathrm{1361}}^1$

素因数の和:2048

約数の個数: 48

約数和(自身を含む): 4278630384

約数和(自身を除く): 2261165644

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 541, 548, 685, 1082, 1361, 1370, 2164, 2705, 2722, 2740, 5410, 5444, 6805, 10820, 13610, 27220, 74117, 148234, 186457, 296468, 370585, 372914, 736301, 741170, 745828, 932285, 1472602, 1482340, 1864570, 2945204, 3681505, 3729140, 7363010, 14726020, 100873237, 201746474, 403492948, 504366185, 1008732370, 2017464740]

約数ペア:

[(1, 2017464740), (2, 1008732370), (4, 504366185), (5, 403492948), (10, 201746474), (20, 100873237), (137, 14726020), (274, 7363010), (541, 3729140), (548, 3681505), (685, 2945204), (1082, 1864570), (1361, 1482340), (1370, 1472602), (2164, 932285), (2705, 745828), (2722, 741170), (2740, 736301), (5410, 372914), (5444, 370585), (6805, 296468), (10820, 186457), (13610, 148234), (27220, 74117)]