30072980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{214807}}^1$

素因数の和:214823

約数の個数: 24

約数和(自身を含む): 72175488

約数和(自身を除く): 42102508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 214807, 429614, 859228, 1074035, 1503649, 2148070, 3007298, 4296140, 6014596, 7518245, 15036490, 30072980]

約数ペア:

[(1, 30072980), (2, 15036490), (4, 7518245), (5, 6014596), (7, 4296140), (10, 3007298), (14, 2148070), (20, 1503649), (28, 1074035), (35, 859228), (70, 429614), (140, 214807)]