31355890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{2089}}^1$

素因数の和:2194

約数の個数: 32

約数和(自身を含む): 60192000

約数和(自身を除く): 28836110

約数列:

[1, 2, 5, 10, 19, 38, 79, 95, 158, 190, 395, 790, 1501, 2089, 3002, 4178, 7505, 10445, 15010, 20890, 39691, 79382, 165031, 198455, 330062, 396910, 825155, 1650310, 3135589, 6271178, 15677945, 31355890]

約数ペア:

[(1, 31355890), (2, 15677945), (5, 6271178), (10, 3135589), (19, 1650310), (38, 825155), (79, 396910), (95, 330062), (158, 198455), (190, 165031), (395, 79382), (790, 39691), (1501, 20890), (2089, 15010), (3002, 10445), (4178, 7505)]