856215580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1597}}^1\times {\mathrm{2437}}^1$

素因数の和:4054

約数の個数: 48

約数和(自身を含む): 1963545696

約数和(自身を除く): 1107330116

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1597, 2437, 3194, 4874, 6388, 7985, 9748, 12185, 15970, 17567, 24370, 26807, 31940, 35134, 48740, 53614, 70268, 87835, 107228, 134035, 175670, 268070, 351340, 536140, 3891889, 7783778, 15567556, 19459445, 38918890, 42810779, 77837780, 85621558, 171243116, 214053895, 428107790, 856215580]

約数ペア:

[(1, 856215580), (2, 428107790), (4, 214053895), (5, 171243116), (10, 85621558), (11, 77837780), (20, 42810779), (22, 38918890), (44, 19459445), (55, 15567556), (110, 7783778), (220, 3891889), (1597, 536140), (2437, 351340), (3194, 268070), (4874, 175670), (6388, 134035), (7985, 107228), (9748, 87835), (12185, 70268), (15970, 53614), (17567, 48740), (24370, 35134), (26807, 31940)]