97647920

素因数分解:

$2^4\times 5^1\times {\mathrm{1220599}}^1$

素因数の和:1220612

約数の個数: 20

約数和(自身を含む): 227031600

約数和(自身を除く): 129383680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1220599, 2441198, 4882396, 6102995, 9764792, 12205990, 19529584, 24411980, 48823960, 97647920]

約数ペア:

[(1, 97647920), (2, 48823960), (4, 24411980), (5, 19529584), (8, 12205990), (10, 9764792), (16, 6102995), (20, 4882396), (40, 2441198), (80, 1220599)]