1440803320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3274553}}^1$

素因数の和:3274575

約数の個数: 32

約数和(自身を含む): 3536518320

約数和(自身を除く): 2095715000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 3274553, 6549106, 13098212, 16372765, 26196424, 32745530, 36020083, 65491060, 72040166, 130982120, 144080332, 180100415, 288160664, 360200830, 720401660, 1440803320]

約数ペア:

[(1, 1440803320), (2, 720401660), (4, 360200830), (5, 288160664), (8, 180100415), (10, 144080332), (11, 130982120), (20, 72040166), (22, 65491060), (40, 36020083), (44, 32745530), (55, 26196424), (88, 16372765), (110, 13098212), (220, 6549106), (440, 3274553)]