221900540

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{73477}}^1$

素因数の和:73637

約数の個数: 24

約数和(自身を含む): 469083552

約数和(自身を除く): 247183012

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 73477, 146954, 293908, 367385, 734770, 1469540, 11095027, 22190054, 44380108, 55475135, 110950270, 221900540]

約数ペア:

[(1, 221900540), (2, 110950270), (4, 55475135), (5, 44380108), (10, 22190054), (20, 11095027), (151, 1469540), (302, 734770), (604, 367385), (755, 293908), (1510, 146954), (3020, 73477)]