54877420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211067}}^1$

素因数の和:211089

約数の個数: 24

約数和(自身を含む): 124107984

約数和(自身を除く): 69230564

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 211067, 422134, 844268, 1055335, 2110670, 2743871, 4221340, 5487742, 10975484, 13719355, 27438710, 54877420]

約数ペア:

[(1, 54877420), (2, 27438710), (4, 13719355), (5, 10975484), (10, 5487742), (13, 4221340), (20, 2743871), (26, 2110670), (52, 1055335), (65, 844268), (130, 422134), (260, 211067)]