27210320

素因数分解:

$2^4\times 5^1\times {\mathrm{340129}}^1$

素因数の和:340142

約数の個数: 20

約数和(自身を含む): 63264180

約数和(自身を除く): 36053860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 340129, 680258, 1360516, 1700645, 2721032, 3401290, 5442064, 6802580, 13605160, 27210320]

約数ペア:

[(1, 27210320), (2, 13605160), (4, 6802580), (5, 5442064), (8, 3401290), (10, 2721032), (16, 1700645), (20, 1360516), (40, 680258), (80, 340129)]