40722128

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{28597}}^1$

素因数の和:28694

約数の個数: 20

約数和(自身を含む): 79788420

約数和(自身を除く): 39066292

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 28597, 57194, 114388, 228776, 457552, 2545133, 5090266, 10180532, 20361064, 40722128]

約数ペア:

[(1, 40722128), (2, 20361064), (4, 10180532), (8, 5090266), (16, 2545133), (89, 457552), (178, 228776), (356, 114388), (712, 57194), (1424, 28597)]