19190360

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{9791}}^1$

素因数の和:9816

約数の個数: 48

約数和(自身を含む): 50232960

約数和(自身を除く): 31042600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 9791, 19582, 39164, 48955, 68537, 78328, 97910, 137074, 195820, 274148, 342685, 391640, 479759, 548296, 685370, 959518, 1370740, 1919036, 2398795, 2741480, 3838072, 4797590, 9595180, 19190360]

約数ペア:

[(1, 19190360), (2, 9595180), (4, 4797590), (5, 3838072), (7, 2741480), (8, 2398795), (10, 1919036), (14, 1370740), (20, 959518), (28, 685370), (35, 548296), (40, 479759), (49, 391640), (56, 342685), (70, 274148), (98, 195820), (140, 137074), (196, 97910), (245, 78328), (280, 68537), (392, 48955), (490, 39164), (980, 19582), (1960, 9791)]