20142940040

素因数分解:

$2^3\times 5^1\times {\mathrm{4073}}^1\times {\mathrm{123637}}^1$

素因数の和:127721

約数の個数: 32

約数和(自身を含む): 45333109080

約数和(自身を除く): 25190169040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4073, 8146, 16292, 20365, 32584, 40730, 81460, 123637, 162920, 247274, 494548, 618185, 989096, 1236370, 2472740, 4945480, 503573501, 1007147002, 2014294004, 2517867505, 4028588008, 5035735010, 10071470020, 20142940040]

約数ペア:

[(1, 20142940040), (2, 10071470020), (4, 5035735010), (5, 4028588008), (8, 2517867505), (10, 2014294004), (20, 1007147002), (40, 503573501), (4073, 4945480), (8146, 2472740), (16292, 1236370), (20365, 989096), (32584, 618185), (40730, 494548), (81460, 247274), (123637, 162920)]