15925420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5987}}^1$

素因数の和:6022

約数の個数: 48

約数和(自身を含む): 40239360

約数和(自身を除く): 24313940

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 5987, 11974, 23948, 29935, 41909, 59870, 83818, 113753, 119740, 167636, 209545, 227506, 419090, 455012, 568765, 796271, 838180, 1137530, 1592542, 2275060, 3185084, 3981355, 7962710, 15925420]

約数ペア:

[(1, 15925420), (2, 7962710), (4, 3981355), (5, 3185084), (7, 2275060), (10, 1592542), (14, 1137530), (19, 838180), (20, 796271), (28, 568765), (35, 455012), (38, 419090), (70, 227506), (76, 209545), (95, 167636), (133, 119740), (140, 113753), (190, 83818), (266, 59870), (380, 41909), (532, 29935), (665, 23948), (1330, 11974), (2660, 5987)]