28367069680

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3984139}}^1$

素因数の和:3984241

約数の個数: 40

約数和(自身を含む): 66694503600

約数和(自身を除く): 38327433920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 3984139, 7968278, 15936556, 19920695, 31873112, 39841390, 63746224, 79682780, 159365560, 318731120, 354588371, 709176742, 1418353484, 1772941855, 2836706968, 3545883710, 5673413936, 7091767420, 14183534840, 28367069680]

約数ペア:

[(1, 28367069680), (2, 14183534840), (4, 7091767420), (5, 5673413936), (8, 3545883710), (10, 2836706968), (16, 1772941855), (20, 1418353484), (40, 709176742), (80, 354588371), (89, 318731120), (178, 159365560), (356, 79682780), (445, 63746224), (712, 39841390), (890, 31873112), (1424, 19920695), (1780, 15936556), (3560, 7968278), (7120, 3984139)]