20825580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{15091}}^1$

素因数の和:15126

約数の個数: 48

約数和(自身を含む): 60850944

約数和(自身を除く): 40025364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 15091, 30182, 45273, 60364, 75455, 90546, 150910, 181092, 226365, 301820, 347093, 452730, 694186, 905460, 1041279, 1388372, 1735465, 2082558, 3470930, 4165116, 5206395, 6941860, 10412790, 20825580]

約数ペア:

[(1, 20825580), (2, 10412790), (3, 6941860), (4, 5206395), (5, 4165116), (6, 3470930), (10, 2082558), (12, 1735465), (15, 1388372), (20, 1041279), (23, 905460), (30, 694186), (46, 452730), (60, 347093), (69, 301820), (92, 226365), (115, 181092), (138, 150910), (230, 90546), (276, 75455), (345, 60364), (460, 45273), (690, 30182), (1380, 15091)]