30028040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{107243}}^1$

素因数の和:107261

約数の個数: 32

約数和(自身を含む): 77215680

約数和(自身を除く): 47187640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 107243, 214486, 428972, 536215, 750701, 857944, 1072430, 1501402, 2144860, 3002804, 3753505, 4289720, 6005608, 7507010, 15014020, 30028040]

約数ペア:

[(1, 30028040), (2, 15014020), (4, 7507010), (5, 6005608), (7, 4289720), (8, 3753505), (10, 3002804), (14, 2144860), (20, 1501402), (28, 1072430), (35, 857944), (40, 750701), (56, 536215), (70, 428972), (140, 214486), (280, 107243)]