266166320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{475297}}^1$

素因数の和:475317

約数の個数: 40

約数和(自身を含む): 707243424

約数和(自身を除く): 441077104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 475297, 950594, 1901188, 2376485, 3327079, 3802376, 4752970, 6654158, 7604752, 9505940, 13308316, 16635395, 19011880, 26616632, 33270790, 38023760, 53233264, 66541580, 133083160, 266166320]

約数ペア:

[(1, 266166320), (2, 133083160), (4, 66541580), (5, 53233264), (7, 38023760), (8, 33270790), (10, 26616632), (14, 19011880), (16, 16635395), (20, 13308316), (28, 9505940), (35, 7604752), (40, 6654158), (56, 4752970), (70, 3802376), (80, 3327079), (112, 2376485), (140, 1901188), (280, 950594), (560, 475297)]