12692020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1861}}^1$

素因数の和:1912

約数の個数: 48

約数和(自身を含む): 30030336

約数和(自身を除く): 17338316

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 1861, 3410, 3722, 6820, 7444, 9305, 18610, 20471, 37220, 40942, 57691, 81884, 102355, 115382, 204710, 230764, 288455, 409420, 576910, 634601, 1153820, 1269202, 2538404, 3173005, 6346010, 12692020]

約数ペア:

[(1, 12692020), (2, 6346010), (4, 3173005), (5, 2538404), (10, 1269202), (11, 1153820), (20, 634601), (22, 576910), (31, 409420), (44, 288455), (55, 230764), (62, 204710), (110, 115382), (124, 102355), (155, 81884), (220, 57691), (310, 40942), (341, 37220), (620, 20471), (682, 18610), (1364, 9305), (1705, 7444), (1861, 6820), (3410, 3722)]