30075220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{30689}}^1$

素因数の和:30712

約数の個数: 36

約数和(自身を含む): 73471860

約数和(自身を除く): 43396640

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 30689, 61378, 122756, 153445, 214823, 306890, 429646, 613780, 859292, 1074115, 1503761, 2148230, 3007522, 4296460, 6015044, 7518805, 15037610, 30075220]

約数ペア:

[(1, 30075220), (2, 15037610), (4, 7518805), (5, 6015044), (7, 4296460), (10, 3007522), (14, 2148230), (20, 1503761), (28, 1074115), (35, 859292), (49, 613780), (70, 429646), (98, 306890), (140, 214823), (196, 153445), (245, 122756), (490, 61378), (980, 30689)]