1993140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{3691}}^1$

素因数の和:3709

約数の個数: 48

約数和(自身を含む): 6202560

約数和(自身を除く): 4209420

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, 3691, 7382, 11073, 14764, 18455, 22146, 33219, 36910, 44292, 55365, 66438, 73820, 99657, 110730, 132876, 166095, 199314, 221460, 332190, 398628, 498285, 664380, 996570, 1993140]

約数ペア:

[(1, 1993140), (2, 996570), (3, 664380), (4, 498285), (5, 398628), (6, 332190), (9, 221460), (10, 199314), (12, 166095), (15, 132876), (18, 110730), (20, 99657), (27, 73820), (30, 66438), (36, 55365), (45, 44292), (54, 36910), (60, 33219), (90, 22146), (108, 18455), (135, 14764), (180, 11073), (270, 7382), (540, 3691)]