1431820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5507}}^1$

素因数の和:5529

約数の個数: 24

約数和(自身を含む): 3238704

約数和(自身を除く): 1806884

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 5507, 11014, 22028, 27535, 55070, 71591, 110140, 143182, 286364, 357955, 715910, 1431820]

約数ペア:

[(1, 1431820), (2, 715910), (4, 357955), (5, 286364), (10, 143182), (13, 110140), (20, 71591), (26, 55070), (52, 27535), (65, 22028), (130, 11014), (260, 5507)]