220101776

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{17659}}^1$

素因数の和:17727

約数の個数: 40

約数和(自身を含む): 459866400

約数和(自身を除く): 239764624

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 76, 82, 152, 164, 304, 328, 656, 779, 1558, 3116, 6232, 12464, 17659, 35318, 70636, 141272, 282544, 335521, 671042, 724019, 1342084, 1448038, 2684168, 2896076, 5368336, 5792152, 11584304, 13756361, 27512722, 55025444, 110050888, 220101776]

約数ペア:

[(1, 220101776), (2, 110050888), (4, 55025444), (8, 27512722), (16, 13756361), (19, 11584304), (38, 5792152), (41, 5368336), (76, 2896076), (82, 2684168), (152, 1448038), (164, 1342084), (304, 724019), (328, 671042), (656, 335521), (779, 282544), (1558, 141272), (3116, 70636), (6232, 35318), (12464, 17659)]