55445420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2753}}^1$

素因数の和:2834

約数の個数: 48

約数和(自身を含む): 124921440

約数和(自身を除く): 69476020

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 53, 76, 95, 106, 190, 212, 265, 380, 530, 1007, 1060, 2014, 2753, 4028, 5035, 5506, 10070, 11012, 13765, 20140, 27530, 52307, 55060, 104614, 145909, 209228, 261535, 291818, 523070, 583636, 729545, 1046140, 1459090, 2772271, 2918180, 5544542, 11089084, 13861355, 27722710, 55445420]

約数ペア:

[(1, 55445420), (2, 27722710), (4, 13861355), (5, 11089084), (10, 5544542), (19, 2918180), (20, 2772271), (38, 1459090), (53, 1046140), (76, 729545), (95, 583636), (106, 523070), (190, 291818), (212, 261535), (265, 209228), (380, 145909), (530, 104614), (1007, 55060), (1060, 52307), (2014, 27530), (2753, 20140), (4028, 13765), (5035, 11012), (5506, 10070)]