201234140

素因数分解:

$2^2\times 5^1\times {\mathrm{1567}}^1\times {\mathrm{6421}}^1$

素因数の和:7997

約数の個数: 24

約数和(自身を含む): 422927232

約数和(自身を除く): 221693092

約数列:

[1, 2, 4, 5, 10, 20, 1567, 3134, 6268, 6421, 7835, 12842, 15670, 25684, 31340, 32105, 64210, 128420, 10061707, 20123414, 40246828, 50308535, 100617070, 201234140]

約数ペア:

[(1, 201234140), (2, 100617070), (4, 50308535), (5, 40246828), (10, 20123414), (20, 10061707), (1567, 128420), (3134, 64210), (6268, 32105), (6421, 31340), (7835, 25684), (12842, 15670)]