259307890

素因数分解:

$2^1\times 5^1\times {\mathrm{461}}^1\times {\mathrm{56249}}^1$

素因数の和:56717

約数の個数: 16

約数和(自身を含む): 467775000

約数和(自身を除く): 208467110

約数列:

[1, 2, 5, 10, 461, 922, 2305, 4610, 56249, 112498, 281245, 562490, 25930789, 51861578, 129653945, 259307890]

約数ペア:

[(1, 259307890), (2, 129653945), (5, 51861578), (10, 25930789), (461, 562490), (922, 281245), (2305, 112498), (4610, 56249)]