15691270420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{398863}}^1$

素因数の和:399160

約数の個数: 48

約数和(自身を含む): 37793161728

約数和(自身を除く): 22101891308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 281, 562, 1124, 1405, 1967, 2810, 3934, 5620, 7868, 9835, 19670, 39340, 398863, 797726, 1595452, 1994315, 2792041, 3988630, 5584082, 7977260, 11168164, 13960205, 27920410, 55840820, 112080503, 224161006, 448322012, 560402515, 784563521, 1120805030, 1569127042, 2241610060, 3138254084, 3922817605, 7845635210, 15691270420]

約数ペア:

[(1, 15691270420), (2, 7845635210), (4, 3922817605), (5, 3138254084), (7, 2241610060), (10, 1569127042), (14, 1120805030), (20, 784563521), (28, 560402515), (35, 448322012), (70, 224161006), (140, 112080503), (281, 55840820), (562, 27920410), (1124, 13960205), (1405, 11168164), (1967, 7977260), (2810, 5584082), (3934, 3988630), (5620, 2792041), (7868, 1994315), (9835, 1595452), (19670, 797726), (39340, 398863)]