164180540

素因数分解:

$2^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{17807}}^1$

素因数の和:18277

約数の個数: 24

約数和(自身を含む): 345546432

約数和(自身を除く): 181365892

約数列:

[1, 2, 4, 5, 10, 20, 461, 922, 1844, 2305, 4610, 9220, 17807, 35614, 71228, 89035, 178070, 356140, 8209027, 16418054, 32836108, 41045135, 82090270, 164180540]

約数ペア:

[(1, 164180540), (2, 82090270), (4, 41045135), (5, 32836108), (10, 16418054), (20, 8209027), (461, 356140), (922, 178070), (1844, 89035), (2305, 71228), (4610, 35614), (9220, 17807)]