40540318

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{7681}}^1$

素因数の和:7732

約数の個数: 32

約数和(自身を含む): 77434560

約数和(自身を除く): 36894242

約数列:

[1, 2, 7, 13, 14, 26, 29, 58, 91, 182, 203, 377, 406, 754, 2639, 5278, 7681, 15362, 53767, 99853, 107534, 199706, 222749, 445498, 698971, 1397942, 1559243, 2895737, 3118486, 5791474, 20270159, 40540318]

約数ペア:

[(1, 40540318), (2, 20270159), (7, 5791474), (13, 3118486), (14, 2895737), (26, 1559243), (29, 1397942), (58, 698971), (91, 445498), (182, 222749), (203, 199706), (377, 107534), (406, 99853), (754, 53767), (2639, 15362), (5278, 7681)]