236340520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{454501}}^1$

素因数の和:454525

約数の個数: 32

約数和(自身を含む): 572672520

約数和(自身を除く): 336332000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 454501, 909002, 1818004, 2272505, 3636008, 4545010, 5908513, 9090020, 11817026, 18180040, 23634052, 29542565, 47268104, 59085130, 118170260, 236340520]

約数ペア:

[(1, 236340520), (2, 118170260), (4, 59085130), (5, 47268104), (8, 29542565), (10, 23634052), (13, 18180040), (20, 11817026), (26, 9090020), (40, 5908513), (52, 4545010), (65, 3636008), (104, 2272505), (130, 1818004), (260, 909002), (520, 454501)]