220281128

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{839}}^1\times {\mathrm{887}}^1$

素因数の和:1769

約数の個数: 32

約数和(自身を含む): 425174400

約数和(自身を除く): 204893272

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 839, 887, 1678, 1774, 3356, 3548, 6712, 7096, 31043, 32819, 62086, 65638, 124172, 131276, 248344, 262552, 744193, 1488386, 2976772, 5953544, 27535141, 55070282, 110140564, 220281128]

約数ペア:

[(1, 220281128), (2, 110140564), (4, 55070282), (8, 27535141), (37, 5953544), (74, 2976772), (148, 1488386), (296, 744193), (839, 262552), (887, 248344), (1678, 131276), (1774, 124172), (3356, 65638), (3548, 62086), (6712, 32819), (7096, 31043)]