28347730

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{2089}}^1$

素因数の和:2178

約数の個数: 32

約数和(自身を含む): 54172800

約数和(自身を除く): 25825070

約数列:

[1, 2, 5, 10, 23, 46, 59, 115, 118, 230, 295, 590, 1357, 2089, 2714, 4178, 6785, 10445, 13570, 20890, 48047, 96094, 123251, 240235, 246502, 480470, 616255, 1232510, 2834773, 5669546, 14173865, 28347730]

約数ペア:

[(1, 28347730), (2, 14173865), (5, 5669546), (10, 2834773), (23, 1232510), (46, 616255), (59, 480470), (115, 246502), (118, 240235), (230, 123251), (295, 96094), (590, 48047), (1357, 20890), (2089, 13570), (2714, 10445), (4178, 6785)]