20393080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{26833}}^1$

素因数の和:26863

約数の個数: 32

約数和(自身を含む): 48301200

約数和(自身を除く): 27908120

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 26833, 53666, 107332, 134165, 214664, 268330, 509827, 536660, 1019654, 1073320, 2039308, 2549135, 4078616, 5098270, 10196540, 20393080]

約数ペア:

[(1, 20393080), (2, 10196540), (4, 5098270), (5, 4078616), (8, 2549135), (10, 2039308), (19, 1073320), (20, 1019654), (38, 536660), (40, 509827), (76, 268330), (95, 214664), (152, 134165), (190, 107332), (380, 53666), (760, 26833)]