20155472330

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{5876231}}^1$

素因数の和:5876259

約数の個数: 32

約数和(自身を含む): 42308870400

約数和(自身を除く): 22153398070

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 5876231, 11752462, 29381155, 41133617, 58762310, 82267234, 205668085, 287935319, 411336170, 575870638, 1439676595, 2015547233, 2879353190, 4031094466, 10077736165, 20155472330]

約数ペア:

[(1, 20155472330), (2, 10077736165), (5, 4031094466), (7, 2879353190), (10, 2015547233), (14, 1439676595), (35, 575870638), (49, 411336170), (70, 287935319), (98, 205668085), (245, 82267234), (343, 58762310), (490, 41133617), (686, 29381155), (1715, 11752462), (3430, 5876231)]