40209715

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1319}}^1$

素因数の和:1411

約数の個数: 32

約数和(自身を含む): 60318720

約数和(自身を除く): 20109005

約数列:

[1, 5, 7, 13, 35, 65, 67, 91, 335, 455, 469, 871, 1319, 2345, 4355, 6097, 6595, 9233, 17147, 30485, 46165, 85735, 88373, 120029, 441865, 600145, 618611, 1148849, 3093055, 5744245, 8041943, 40209715]

約数ペア:

[(1, 40209715), (5, 8041943), (7, 5744245), (13, 3093055), (35, 1148849), (65, 618611), (67, 600145), (91, 441865), (335, 120029), (455, 88373), (469, 85735), (871, 46165), (1319, 30485), (2345, 17147), (4355, 9233), (6097, 6595)]