207013840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{235243}}^1$

素因数の和:235267

約数の個数: 40

約数和(自身を含む): 525064608

約数和(自身を除く): 318050768

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 235243, 470486, 940972, 1176215, 1881944, 2352430, 2587673, 3763888, 4704860, 5175346, 9409720, 10350692, 12938365, 18819440, 20701384, 25876730, 41402768, 51753460, 103506920, 207013840]

約数ペア:

[(1, 207013840), (2, 103506920), (4, 51753460), (5, 41402768), (8, 25876730), (10, 20701384), (11, 18819440), (16, 12938365), (20, 10350692), (22, 9409720), (40, 5175346), (44, 4704860), (55, 3763888), (80, 2587673), (88, 2352430), (110, 1881944), (176, 1176215), (220, 940972), (440, 470486), (880, 235243)]