19864920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{165541}}^1$

素因数の和:165555

約数の個数: 32

約数和(自身を含む): 59595120

約数和(自身を除く): 39730200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 165541, 331082, 496623, 662164, 827705, 993246, 1324328, 1655410, 1986492, 2483115, 3310820, 3972984, 4966230, 6621640, 9932460, 19864920]

約数ペア:

[(1, 19864920), (2, 9932460), (3, 6621640), (4, 4966230), (5, 3972984), (6, 3310820), (8, 2483115), (10, 1986492), (12, 1655410), (15, 1324328), (20, 993246), (24, 827705), (30, 662164), (40, 496623), (60, 331082), (120, 165541)]