15850180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{787}}^1$

素因数の和:868

約数の個数: 48

約数和(自身を含む): 35743680

約数和(自身を除く): 19893500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 53, 76, 95, 106, 190, 212, 265, 380, 530, 787, 1007, 1060, 1574, 2014, 3148, 3935, 4028, 5035, 7870, 10070, 14953, 15740, 20140, 29906, 41711, 59812, 74765, 83422, 149530, 166844, 208555, 299060, 417110, 792509, 834220, 1585018, 3170036, 3962545, 7925090, 15850180]

約数ペア:

[(1, 15850180), (2, 7925090), (4, 3962545), (5, 3170036), (10, 1585018), (19, 834220), (20, 792509), (38, 417110), (53, 299060), (76, 208555), (95, 166844), (106, 149530), (190, 83422), (212, 74765), (265, 59812), (380, 41711), (530, 29906), (787, 20140), (1007, 15740), (1060, 14953), (1574, 10070), (2014, 7870), (3148, 5035), (3935, 4028)]