1309426340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{787}}^1\times {\mathrm{3617}}^1$

素因数の和:4436

約数の個数: 48

約数和(自身を含む): 2873791872

約数和(自身を除く): 1564365532

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 787, 1574, 3148, 3617, 3935, 7234, 7870, 14468, 15740, 18085, 18101, 36170, 36202, 72340, 72404, 83191, 90505, 166382, 181010, 332764, 362020, 415955, 831910, 1663820, 2846579, 5693158, 11386316, 14232895, 28465790, 56931580, 65471317, 130942634, 261885268, 327356585, 654713170, 1309426340]

約数ペア:

[(1, 1309426340), (2, 654713170), (4, 327356585), (5, 261885268), (10, 130942634), (20, 65471317), (23, 56931580), (46, 28465790), (92, 14232895), (115, 11386316), (230, 5693158), (460, 2846579), (787, 1663820), (1574, 831910), (3148, 415955), (3617, 362020), (3935, 332764), (7234, 181010), (7870, 166382), (14468, 90505), (15740, 83191), (18085, 72404), (18101, 72340), (36170, 36202)]