438443560

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{206813}}^1$

素因数の和:206877

約数の個数: 32

約数和(自身を含む): 1005116040

約数和(自身を除く): 566672480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 206813, 413626, 827252, 1034065, 1654504, 2068130, 4136260, 8272520, 10961089, 21922178, 43844356, 54805445, 87688712, 109610890, 219221780, 438443560]

約数ペア:

[(1, 438443560), (2, 219221780), (4, 109610890), (5, 87688712), (8, 54805445), (10, 43844356), (20, 21922178), (40, 10961089), (53, 8272520), (106, 4136260), (212, 2068130), (265, 1654504), (424, 1034065), (530, 827252), (1060, 413626), (2120, 206813)]