19855560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{165463}}^1$

素因数の和:165477

約数の個数: 32

約数和(自身を含む): 59567040

約数和(自身を除く): 39711480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 165463, 330926, 496389, 661852, 827315, 992778, 1323704, 1654630, 1985556, 2481945, 3309260, 3971112, 4963890, 6618520, 9927780, 19855560]

約数ペア:

[(1, 19855560), (2, 9927780), (3, 6618520), (4, 4963890), (5, 3971112), (6, 3309260), (8, 2481945), (10, 1985556), (12, 1654630), (15, 1323704), (20, 992778), (24, 827315), (30, 661852), (40, 496389), (60, 330926), (120, 165463)]