1619492740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{32533}}^1$

素因数の和:32692

約数の個数: 48

約数和(自身を含む): 3607369920

約数和(自身を除く): 1987877180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 131, 190, 262, 380, 524, 655, 1310, 2489, 2620, 4978, 9956, 12445, 24890, 32533, 49780, 65066, 130132, 162665, 325330, 618127, 650660, 1236254, 2472508, 3090635, 4261823, 6181270, 8523646, 12362540, 17047292, 21309115, 42618230, 80974637, 85236460, 161949274, 323898548, 404873185, 809746370, 1619492740]

約数ペア:

[(1, 1619492740), (2, 809746370), (4, 404873185), (5, 323898548), (10, 161949274), (19, 85236460), (20, 80974637), (38, 42618230), (76, 21309115), (95, 17047292), (131, 12362540), (190, 8523646), (262, 6181270), (380, 4261823), (524, 3090635), (655, 2472508), (1310, 1236254), (2489, 650660), (2620, 618127), (4978, 325330), (9956, 162665), (12445, 130132), (24890, 65066), (32533, 49780)]