27912520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1933}}^1$

素因数の和:1982

約数の個数: 48

約数和(自身を含む): 66316860

約数和(自身を除く): 38404340

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 361, 380, 722, 760, 1444, 1805, 1933, 2888, 3610, 3866, 7220, 7732, 9665, 14440, 15464, 19330, 36727, 38660, 73454, 77320, 146908, 183635, 293816, 367270, 697813, 734540, 1395626, 1469080, 2791252, 3489065, 5582504, 6978130, 13956260, 27912520]

約数ペア:

[(1, 27912520), (2, 13956260), (4, 6978130), (5, 5582504), (8, 3489065), (10, 2791252), (19, 1469080), (20, 1395626), (38, 734540), (40, 697813), (76, 367270), (95, 293816), (152, 183635), (190, 146908), (361, 77320), (380, 73454), (722, 38660), (760, 36727), (1444, 19330), (1805, 15464), (1933, 14440), (2888, 9665), (3610, 7732), (3866, 7220)]