18926320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{33797}}^1$

素因数の和:33817

約数の個数: 40

約数和(自身を含む): 50291424

約数和(自身を除く): 31365104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 33797, 67594, 135188, 168985, 236579, 270376, 337970, 473158, 540752, 675940, 946316, 1182895, 1351880, 1892632, 2365790, 2703760, 3785264, 4731580, 9463160, 18926320]

約数ペア:

[(1, 18926320), (2, 9463160), (4, 4731580), (5, 3785264), (7, 2703760), (8, 2365790), (10, 1892632), (14, 1351880), (16, 1182895), (20, 946316), (28, 675940), (35, 540752), (40, 473158), (56, 337970), (70, 270376), (80, 236579), (112, 168985), (140, 135188), (280, 67594), (560, 33797)]