16796820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2137}}^1$

素因数の和:2280

約数の個数: 48

約数和(自身を含む): 47412288

約数和(自身を除く): 30615468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 393, 524, 655, 786, 1310, 1572, 1965, 2137, 2620, 3930, 4274, 6411, 7860, 8548, 10685, 12822, 21370, 25644, 32055, 42740, 64110, 128220, 279947, 559894, 839841, 1119788, 1399735, 1679682, 2799470, 3359364, 4199205, 5598940, 8398410, 16796820]

約数ペア:

[(1, 16796820), (2, 8398410), (3, 5598940), (4, 4199205), (5, 3359364), (6, 2799470), (10, 1679682), (12, 1399735), (15, 1119788), (20, 839841), (30, 559894), (60, 279947), (131, 128220), (262, 64110), (393, 42740), (524, 32055), (655, 25644), (786, 21370), (1310, 12822), (1572, 10685), (1965, 8548), (2137, 7860), (2620, 6411), (3930, 4274)]