220470560

素因数分解:

$2^5\times 5^1\times {\mathrm{1069}}^1\times {\mathrm{1289}}^1$

素因数の和:2373

約数の個数: 48

約数和(自身を含む): 521753400

約数和(自身を除く): 301282840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1069, 1289, 2138, 2578, 4276, 5156, 5345, 6445, 8552, 10312, 10690, 12890, 17104, 20624, 21380, 25780, 34208, 41248, 42760, 51560, 85520, 103120, 171040, 206240, 1377941, 2755882, 5511764, 6889705, 11023528, 13779410, 22047056, 27558820, 44094112, 55117640, 110235280, 220470560]

約数ペア:

[(1, 220470560), (2, 110235280), (4, 55117640), (5, 44094112), (8, 27558820), (10, 22047056), (16, 13779410), (20, 11023528), (32, 6889705), (40, 5511764), (80, 2755882), (160, 1377941), (1069, 206240), (1289, 171040), (2138, 103120), (2578, 85520), (4276, 51560), (5156, 42760), (5345, 41248), (6445, 34208), (8552, 25780), (10312, 21380), (10690, 20624), (12890, 17104)]