27216920

素因数分解:

$2^3\times 5^1\times {\mathrm{523}}^1\times {\mathrm{1301}}^1$

素因数の和:1835

約数の個数: 32

約数和(自身を含む): 61402320

約数和(自身を除く): 34185400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 523, 1046, 1301, 2092, 2602, 2615, 4184, 5204, 5230, 6505, 10408, 10460, 13010, 20920, 26020, 52040, 680423, 1360846, 2721692, 3402115, 5443384, 6804230, 13608460, 27216920]

約数ペア:

[(1, 27216920), (2, 13608460), (4, 6804230), (5, 5443384), (8, 3402115), (10, 2721692), (20, 1360846), (40, 680423), (523, 52040), (1046, 26020), (1301, 20920), (2092, 13010), (2602, 10460), (2615, 10408), (4184, 6505), (5204, 5230)]