11556820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{401}}^1$

素因数の和:552

約数の個数: 48

約数和(自身を含む): 26744256

約数和(自身を除く): 15187436

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 131, 220, 262, 401, 524, 655, 802, 1310, 1441, 1604, 2005, 2620, 2882, 4010, 4411, 5764, 7205, 8020, 8822, 14410, 17644, 22055, 28820, 44110, 52531, 88220, 105062, 210124, 262655, 525310, 577841, 1050620, 1155682, 2311364, 2889205, 5778410, 11556820]

約数ペア:

[(1, 11556820), (2, 5778410), (4, 2889205), (5, 2311364), (10, 1155682), (11, 1050620), (20, 577841), (22, 525310), (44, 262655), (55, 210124), (110, 105062), (131, 88220), (220, 52531), (262, 44110), (401, 28820), (524, 22055), (655, 17644), (802, 14410), (1310, 8822), (1441, 8020), (1604, 7205), (2005, 5764), (2620, 4411), (2882, 4010)]