1860986885

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{313}}^1\times {\mathrm{431}}^1$

素因数の和:869

約数の個数: 32

約数和(自身を含む): 2343997440

約数和(自身を除く): 483010555

約数列:

[1, 5, 31, 89, 155, 313, 431, 445, 1565, 2155, 2759, 9703, 13361, 13795, 27857, 38359, 48515, 66805, 134903, 139285, 191795, 674515, 863567, 1189129, 4181993, 4317835, 5945645, 12006367, 20909965, 60031835, 372197377, 1860986885]

約数ペア:

[(1, 1860986885), (5, 372197377), (31, 60031835), (89, 20909965), (155, 12006367), (313, 5945645), (431, 4317835), (445, 4181993), (1565, 1189129), (2155, 863567), (2759, 674515), (9703, 191795), (13361, 139285), (13795, 134903), (27857, 66805), (38359, 48515)]