16888978660

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{464749}}^1$

素因数の和:464860

約数の個数: 48

約数和(自身を含む): 37477440000

約数和(自身を除く): 20588461340

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 79, 92, 115, 158, 230, 316, 395, 460, 790, 1580, 1817, 3634, 7268, 9085, 18170, 36340, 464749, 929498, 1858996, 2323745, 4647490, 9294980, 10689227, 21378454, 36715171, 42756908, 53446135, 73430342, 106892270, 146860684, 183575855, 213784540, 367151710, 734303420, 844448933, 1688897866, 3377795732, 4222244665, 8444489330, 16888978660]

約数ペア:

[(1, 16888978660), (2, 8444489330), (4, 4222244665), (5, 3377795732), (10, 1688897866), (20, 844448933), (23, 734303420), (46, 367151710), (79, 213784540), (92, 183575855), (115, 146860684), (158, 106892270), (230, 73430342), (316, 53446135), (395, 42756908), (460, 36715171), (790, 21378454), (1580, 10689227), (1817, 9294980), (3634, 4647490), (7268, 2323745), (9085, 1858996), (18170, 929498), (36340, 464749)]