23640040

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{15973}}^1$

素因数の和:16021

約数の個数: 32

約数和(自身を含む): 54631080

約数和(自身を除く): 30991040

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 15973, 31946, 63892, 79865, 127784, 159730, 319460, 591001, 638920, 1182002, 2364004, 2955005, 4728008, 5910010, 11820020, 23640040]

約数ペア:

[(1, 23640040), (2, 11820020), (4, 5910010), (5, 4728008), (8, 2955005), (10, 2364004), (20, 1182002), (37, 638920), (40, 591001), (74, 319460), (148, 159730), (185, 127784), (296, 79865), (370, 63892), (740, 31946), (1480, 15973)]