220165624

素因数分解:

$2^3\times 7^2\times {\mathrm{197}}^1\times {\mathrm{2851}}^1$

素因数の和:3068

約数の個数: 48

約数和(自身を含む): 482815080

約数和(自身を除く): 262649456

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 197, 392, 394, 788, 1379, 1576, 2758, 2851, 5516, 5702, 9653, 11032, 11404, 19306, 19957, 22808, 38612, 39914, 77224, 79828, 139699, 159656, 279398, 558796, 561647, 1117592, 1123294, 2246588, 3931529, 4493176, 7863058, 15726116, 27520703, 31452232, 55041406, 110082812, 220165624]

約数ペア:

[(1, 220165624), (2, 110082812), (4, 55041406), (7, 31452232), (8, 27520703), (14, 15726116), (28, 7863058), (49, 4493176), (56, 3931529), (98, 2246588), (196, 1123294), (197, 1117592), (392, 561647), (394, 558796), (788, 279398), (1379, 159656), (1576, 139699), (2758, 79828), (2851, 77224), (5516, 39914), (5702, 38612), (9653, 22808), (11032, 19957), (11404, 19306)]