20335070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9371}}^1$

素因数の和:9416

約数の個数: 32

約数和(自身を含む): 43186176

約数和(自身を除く): 22851106

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 9371, 18742, 46855, 65597, 93710, 131194, 290501, 327985, 581002, 655970, 1452505, 2033507, 2905010, 4067014, 10167535, 20335070]

約数ペア:

[(1, 20335070), (2, 10167535), (5, 4067014), (7, 2905010), (10, 2033507), (14, 1452505), (31, 655970), (35, 581002), (62, 327985), (70, 290501), (155, 131194), (217, 93710), (310, 65597), (434, 46855), (1085, 18742), (2170, 9371)]