20255320

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{6101}}^1$

素因数の和:6195

約数の個数: 32

約数和(自身を含む): 46131120

約数和(自身を除く): 25875800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 6101, 12202, 24404, 30505, 48808, 61010, 122020, 244040, 506383, 1012766, 2025532, 2531915, 4051064, 5063830, 10127660, 20255320]

約数ペア:

[(1, 20255320), (2, 10127660), (4, 5063830), (5, 4051064), (8, 2531915), (10, 2025532), (20, 1012766), (40, 506383), (83, 244040), (166, 122020), (332, 61010), (415, 48808), (664, 30505), (830, 24404), (1660, 12202), (3320, 6101)]