201906640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{194141}}^1$

素因数の和:194167

約数の個数: 40

約数和(自身を含む): 505545768

約数和(自身を除く): 303639128

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 194141, 388282, 776564, 970705, 1553128, 1941410, 2523833, 3106256, 3882820, 5047666, 7765640, 10095332, 12619165, 15531280, 20190664, 25238330, 40381328, 50476660, 100953320, 201906640]

約数ペア:

[(1, 201906640), (2, 100953320), (4, 50476660), (5, 40381328), (8, 25238330), (10, 20190664), (13, 15531280), (16, 12619165), (20, 10095332), (26, 7765640), (40, 5047666), (52, 3882820), (65, 3106256), (80, 2523833), (104, 1941410), (130, 1553128), (208, 970705), (260, 776564), (520, 388282), (1040, 194141)]