12404120

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{5851}}^1$

素因数の和:5915

約数の個数: 32

約数和(自身を含む): 28440720

約数和(自身を除く): 16036600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 5851, 11702, 23404, 29255, 46808, 58510, 117020, 234040, 310103, 620206, 1240412, 1550515, 2480824, 3101030, 6202060, 12404120]

約数ペア:

[(1, 12404120), (2, 6202060), (4, 3101030), (5, 2480824), (8, 1550515), (10, 1240412), (20, 620206), (40, 310103), (53, 234040), (106, 117020), (212, 58510), (265, 46808), (424, 29255), (530, 23404), (1060, 11702), (2120, 5851)]