42786860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1033}}^1$

素因数の和:1170

約数の個数: 48

約数和(自身を含む): 95541600

約数和(自身を除く): 52754740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 109, 190, 218, 380, 436, 545, 1033, 1090, 2066, 2071, 2180, 4132, 4142, 5165, 8284, 10330, 10355, 19627, 20660, 20710, 39254, 41420, 78508, 98135, 112597, 196270, 225194, 392540, 450388, 562985, 1125970, 2139343, 2251940, 4278686, 8557372, 10696715, 21393430, 42786860]

約数ペア:

[(1, 42786860), (2, 21393430), (4, 10696715), (5, 8557372), (10, 4278686), (19, 2251940), (20, 2139343), (38, 1125970), (76, 562985), (95, 450388), (109, 392540), (190, 225194), (218, 196270), (380, 112597), (436, 98135), (545, 78508), (1033, 41420), (1090, 39254), (2066, 20710), (2071, 20660), (2180, 19627), (4132, 10355), (4142, 10330), (5165, 8284)]