20117070

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{2089}}^1$

素因数の和:2209

約数の個数: 48

約数和(自身を含む): 52818480

約数和(自身を除く): 32701410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 107, 214, 321, 535, 642, 963, 1070, 1605, 1926, 2089, 3210, 4178, 4815, 6267, 9630, 10445, 12534, 18801, 20890, 31335, 37602, 62670, 94005, 188010, 223523, 447046, 670569, 1117615, 1341138, 2011707, 2235230, 3352845, 4023414, 6705690, 10058535, 20117070]

約数ペア:

[(1, 20117070), (2, 10058535), (3, 6705690), (5, 4023414), (6, 3352845), (9, 2235230), (10, 2011707), (15, 1341138), (18, 1117615), (30, 670569), (45, 447046), (90, 223523), (107, 188010), (214, 94005), (321, 62670), (535, 37602), (642, 31335), (963, 20890), (1070, 18801), (1605, 12534), (1926, 10445), (2089, 9630), (3210, 6267), (4178, 4815)]