27768520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53401}}^1$

素因数の和:53425

約数の個数: 32

約数和(自身を含む): 67286520

約数和(自身を除く): 39518000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 53401, 106802, 213604, 267005, 427208, 534010, 694213, 1068020, 1388426, 2136040, 2776852, 3471065, 5553704, 6942130, 13884260, 27768520]

約数ペア:

[(1, 27768520), (2, 13884260), (4, 6942130), (5, 5553704), (8, 3471065), (10, 2776852), (13, 2136040), (20, 1388426), (26, 1068020), (40, 694213), (52, 534010), (65, 427208), (104, 267005), (130, 213604), (260, 106802), (520, 53401)]