1280809968

素因数分解:

$2^4\times 3^1\times {\mathrm{26683541}}^1$

素因数の和:26683552

約数の個数: 20

約数和(自身を含む): 3308759208

約数和(自身を除く): 2027949240

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 26683541, 53367082, 80050623, 106734164, 160101246, 213468328, 320202492, 426936656, 640404984, 1280809968]

約数ペア:

[(1, 1280809968), (2, 640404984), (3, 426936656), (4, 320202492), (6, 213468328), (8, 160101246), (12, 106734164), (16, 80050623), (24, 53367082), (48, 26683541)]