9918520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{10781}}^1$

素因数の和:10815

約数の個数: 32

約数和(自身を含む): 23289120

約数和(自身を除く): 13370600

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 10781, 21562, 43124, 53905, 86248, 107810, 215620, 247963, 431240, 495926, 991852, 1239815, 1983704, 2479630, 4959260, 9918520]

約数ペア:

[(1, 9918520), (2, 4959260), (4, 2479630), (5, 1983704), (8, 1239815), (10, 991852), (20, 495926), (23, 431240), (40, 247963), (46, 215620), (92, 107810), (115, 86248), (184, 53905), (230, 43124), (460, 21562), (920, 10781)]