890222770

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{99689}}^1$

素因数の和:99762

約数の個数: 32

約数和(自身を含む): 1722643200

約数和(自身を除く): 832420430

約数列:

[1, 2, 5, 10, 19, 38, 47, 94, 95, 190, 235, 470, 893, 1786, 4465, 8930, 99689, 199378, 498445, 996890, 1894091, 3788182, 4685383, 9370766, 9470455, 18940910, 23426915, 46853830, 89022277, 178044554, 445111385, 890222770]

約数ペア:

[(1, 890222770), (2, 445111385), (5, 178044554), (10, 89022277), (19, 46853830), (38, 23426915), (47, 18940910), (94, 9470455), (95, 9370766), (190, 4685383), (235, 3788182), (470, 1894091), (893, 996890), (1786, 498445), (4465, 199378), (8930, 99689)]