221602960

素因数分解:

$2^4\times 5^1\times {\mathrm{431}}^1\times {\mathrm{6427}}^1$

素因数の和:6871

約数の個数: 40

約数和(自身を含む): 516502656

約数和(自身を除く): 294899696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 431, 862, 1724, 2155, 3448, 4310, 6427, 6896, 8620, 12854, 17240, 25708, 32135, 34480, 51416, 64270, 102832, 128540, 257080, 514160, 2770037, 5540074, 11080148, 13850185, 22160296, 27700370, 44320592, 55400740, 110801480, 221602960]

約数ペア:

[(1, 221602960), (2, 110801480), (4, 55400740), (5, 44320592), (8, 27700370), (10, 22160296), (16, 13850185), (20, 11080148), (40, 5540074), (80, 2770037), (431, 514160), (862, 257080), (1724, 128540), (2155, 102832), (3448, 64270), (4310, 51416), (6427, 34480), (6896, 32135), (8620, 25708), (12854, 17240)]