9391880

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3307}}^1$

素因数の和:3389

約数の個数: 32

約数和(自身を含む): 21435840

約数和(自身を除く): 12043960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 3307, 6614, 13228, 16535, 26456, 33070, 66140, 132280, 234797, 469594, 939188, 1173985, 1878376, 2347970, 4695940, 9391880]

約数ペア:

[(1, 9391880), (2, 4695940), (4, 2347970), (5, 1878376), (8, 1173985), (10, 939188), (20, 469594), (40, 234797), (71, 132280), (142, 66140), (284, 33070), (355, 26456), (568, 16535), (710, 13228), (1420, 6614), (2840, 3307)]