163764340

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{115327}}^1$

素因数の和:115407

約数の個数: 24

約数和(自身を含む): 348751872

約数和(自身を除く): 184987532

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 115327, 230654, 461308, 576635, 1153270, 2306540, 8188217, 16376434, 32752868, 40941085, 81882170, 163764340]

約数ペア:

[(1, 163764340), (2, 81882170), (4, 40941085), (5, 32752868), (10, 16376434), (20, 8188217), (71, 2306540), (142, 1153270), (284, 576635), (355, 461308), (710, 230654), (1420, 115327)]