90142340

素因数分解:

$2^2\times 5^1\times {\mathrm{683}}^1\times {\mathrm{6599}}^1$

素因数の和:7291

約数の個数: 24

約数和(自身を含む): 189604800

約数和(自身を除く): 99462460

約数列:

[1, 2, 4, 5, 10, 20, 683, 1366, 2732, 3415, 6599, 6830, 13198, 13660, 26396, 32995, 65990, 131980, 4507117, 9014234, 18028468, 22535585, 45071170, 90142340]

約数ペア:

[(1, 90142340), (2, 45071170), (4, 22535585), (5, 18028468), (10, 9014234), (20, 4507117), (683, 131980), (1366, 65990), (2732, 32995), (3415, 26396), (6599, 13660), (6830, 13198)]