20752510

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{241}}^1$

素因数の和:436

約数の個数: 32

約数和(自身を含む): 38332800

約数和(自身を除く): 17580290

約数列:

[1, 2, 5, 10, 79, 109, 158, 218, 241, 395, 482, 545, 790, 1090, 1205, 2410, 8611, 17222, 19039, 26269, 38078, 43055, 52538, 86110, 95195, 131345, 190390, 262690, 2075251, 4150502, 10376255, 20752510]

約数ペア:

[(1, 20752510), (2, 10376255), (5, 4150502), (10, 2075251), (79, 262690), (109, 190390), (158, 131345), (218, 95195), (241, 86110), (395, 52538), (482, 43055), (545, 38078), (790, 26269), (1090, 19039), (1205, 17222), (2410, 8611)]