28765560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{239713}}^1$

素因数の和:239727

約数の個数: 32

約数和(自身を含む): 86297040

約数和(自身を除く): 57531480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 239713, 479426, 719139, 958852, 1198565, 1438278, 1917704, 2397130, 2876556, 3595695, 4794260, 5753112, 7191390, 9588520, 14382780, 28765560]

約数ペア:

[(1, 28765560), (2, 14382780), (3, 9588520), (4, 7191390), (5, 5753112), (6, 4794260), (8, 3595695), (10, 2876556), (12, 2397130), (15, 1917704), (20, 1438278), (24, 1198565), (30, 958852), (40, 719139), (60, 479426), (120, 239713)]