16806420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31123}}^1$

素因数の和:31141

約数の個数: 48

約数和(自身を含む): 52288320

約数和(自身を除く): 35481900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 31123, 62246, 93369, 124492, 155615, 186738, 280107, 311230, 373476, 466845, 560214, 622460, 840321, 933690, 1120428, 1400535, 1680642, 1867380, 2801070, 3361284, 4201605, 5602140, 8403210, 16806420]

約数ペア:

[(1, 16806420), (2, 8403210), (3, 5602140), (4, 4201605), (5, 3361284), (6, 2801070), (9, 1867380), (10, 1680642), (12, 1400535), (15, 1120428), (18, 933690), (20, 840321), (27, 622460), (30, 560214), (36, 466845), (45, 373476), (54, 311230), (60, 280107), (90, 186738), (108, 155615), (135, 124492), (180, 93369), (270, 62246), (540, 31123)]