20403801040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{36435359}}^1$

素因数の和:36435379

約数の個数: 40

約数和(自身を含む): 54215815680

約数和(自身を除く): 33812014640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 36435359, 72870718, 145741436, 182176795, 255047513, 291482872, 364353590, 510095026, 582965744, 728707180, 1020190052, 1275237565, 1457414360, 2040380104, 2550475130, 2914828720, 4080760208, 5100950260, 10201900520, 20403801040]

約数ペア:

[(1, 20403801040), (2, 10201900520), (4, 5100950260), (5, 4080760208), (7, 2914828720), (8, 2550475130), (10, 2040380104), (14, 1457414360), (16, 1275237565), (20, 1020190052), (28, 728707180), (35, 582965744), (40, 510095026), (56, 364353590), (70, 291482872), (80, 255047513), (112, 182176795), (140, 145741436), (280, 72870718), (560, 36435359)]