122684980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{17989}}^1$

素因数の和:18040

約数の個数: 48

約数和(自身を含む): 290142720

約数和(自身を除く): 167457740

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, 3410, 6820, 17989, 35978, 71956, 89945, 179890, 197879, 359780, 395758, 557659, 791516, 989395, 1115318, 1978790, 2230636, 2788295, 3957580, 5576590, 6134249, 11153180, 12268498, 24536996, 30671245, 61342490, 122684980]

約数ペア:

[(1, 122684980), (2, 61342490), (4, 30671245), (5, 24536996), (10, 12268498), (11, 11153180), (20, 6134249), (22, 5576590), (31, 3957580), (44, 2788295), (55, 2230636), (62, 1978790), (110, 1115318), (124, 989395), (155, 791516), (220, 557659), (310, 395758), (341, 359780), (620, 197879), (682, 179890), (1364, 89945), (1705, 71956), (3410, 35978), (6820, 17989)]