820031280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{3416797}}^1$

素因数の和:3416813

約数の個数: 40

約数和(自身を含む): 2542097712

約数和(自身を除く): 1722066432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 3416797, 6833594, 10250391, 13667188, 17083985, 20500782, 27334376, 34167970, 41001564, 51251955, 54668752, 68335940, 82003128, 102503910, 136671880, 164006256, 205007820, 273343760, 410015640, 820031280]

約数ペア:

[(1, 820031280), (2, 410015640), (3, 273343760), (4, 205007820), (5, 164006256), (6, 136671880), (8, 102503910), (10, 82003128), (12, 68335940), (15, 54668752), (16, 51251955), (20, 41001564), (24, 34167970), (30, 27334376), (40, 20500782), (48, 17083985), (60, 13667188), (80, 10250391), (120, 6833594), (240, 3416797)]