47268520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{90901}}^1$

素因数の和:90925

約数の個数: 32

約数和(自身を含む): 114536520

約数和(自身を除く): 67268000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 90901, 181802, 363604, 454505, 727208, 909010, 1181713, 1818020, 2363426, 3636040, 4726852, 5908565, 9453704, 11817130, 23634260, 47268520]

約数ペア:

[(1, 47268520), (2, 23634260), (4, 11817130), (5, 9453704), (8, 5908565), (10, 4726852), (13, 3636040), (20, 2363426), (26, 1818020), (40, 1181713), (52, 909010), (65, 727208), (104, 454505), (130, 363604), (260, 181802), (520, 90901)]