15626680

素因数分解:

$2^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{1721}}^1$

素因数の和:1959

約数の個数: 32

約数和(自身を含む): 35335440

約数和(自身を除く): 19708760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 227, 454, 908, 1135, 1721, 1816, 2270, 3442, 4540, 6884, 8605, 9080, 13768, 17210, 34420, 68840, 390667, 781334, 1562668, 1953335, 3125336, 3906670, 7813340, 15626680]

約数ペア:

[(1, 15626680), (2, 7813340), (4, 3906670), (5, 3125336), (8, 1953335), (10, 1562668), (20, 781334), (40, 390667), (227, 68840), (454, 34420), (908, 17210), (1135, 13768), (1721, 9080), (1816, 8605), (2270, 6884), (3442, 4540)]