226408520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{435401}}^1$

素因数の和:435425

約数の個数: 32

約数和(自身を含む): 548606520

約数和(自身を除く): 322198000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 435401, 870802, 1741604, 2177005, 3483208, 4354010, 5660213, 8708020, 11320426, 17416040, 22640852, 28301065, 45281704, 56602130, 113204260, 226408520]

約数ペア:

[(1, 226408520), (2, 113204260), (4, 56602130), (5, 45281704), (8, 28301065), (10, 22640852), (13, 17416040), (20, 11320426), (26, 8708020), (40, 5660213), (52, 4354010), (65, 3483208), (104, 2177005), (130, 1741604), (260, 870802), (520, 435401)]