20094040

素因数分解:

$2^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{2213}}^1$

素因数の和:2451

約数の個数: 32

約数和(自身を含む): 45431280

約数和(自身を除く): 25337240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 227, 454, 908, 1135, 1816, 2213, 2270, 4426, 4540, 8852, 9080, 11065, 17704, 22130, 44260, 88520, 502351, 1004702, 2009404, 2511755, 4018808, 5023510, 10047020, 20094040]

約数ペア:

[(1, 20094040), (2, 10047020), (4, 5023510), (5, 4018808), (8, 2511755), (10, 2009404), (20, 1004702), (40, 502351), (227, 88520), (454, 44260), (908, 22130), (1135, 17704), (1816, 11065), (2213, 9080), (2270, 8852), (4426, 4540)]