72228440

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^2\times {\mathrm{1319}}^1$

素因数の和:1404

約数の個数: 48

約数和(自身を含む): 167151600

約数和(自身を除く): 94923160

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1319, 1369, 1480, 2638, 2738, 5276, 5476, 6595, 6845, 10552, 10952, 13190, 13690, 26380, 27380, 48803, 52760, 54760, 97606, 195212, 244015, 390424, 488030, 976060, 1805711, 1952120, 3611422, 7222844, 9028555, 14445688, 18057110, 36114220, 72228440]

約数ペア:

[(1, 72228440), (2, 36114220), (4, 18057110), (5, 14445688), (8, 9028555), (10, 7222844), (20, 3611422), (37, 1952120), (40, 1805711), (74, 976060), (148, 488030), (185, 390424), (296, 244015), (370, 195212), (740, 97606), (1319, 54760), (1369, 52760), (1480, 48803), (2638, 27380), (2738, 26380), (5276, 13690), (5476, 13190), (6595, 10952), (6845, 10552)]