245710090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{563}}^1\times {\mathrm{2297}}^1$

素因数の和:2886

約数の個数: 32

約数和(自身を含む): 466585920

約数和(自身を除く): 220875830

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 563, 1126, 2297, 2815, 4594, 5630, 10697, 11485, 21394, 22970, 43643, 53485, 87286, 106970, 218215, 436430, 1293211, 2586422, 6466055, 12932110, 24571009, 49142018, 122855045, 245710090]

約数ペア:

[(1, 245710090), (2, 122855045), (5, 49142018), (10, 24571009), (19, 12932110), (38, 6466055), (95, 2586422), (190, 1293211), (563, 436430), (1126, 218215), (2297, 106970), (2815, 87286), (4594, 53485), (5630, 43643), (10697, 22970), (11485, 21394)]