30222280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{68687}}^1$

素因数の和:68709

約数の個数: 32

約数和(自身を含む): 74183040

約数和(自身を除く): 43960760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 68687, 137374, 274748, 343435, 549496, 686870, 755557, 1373740, 1511114, 2747480, 3022228, 3777785, 6044456, 7555570, 15111140, 30222280]

約数ペア:

[(1, 30222280), (2, 15111140), (4, 7555570), (5, 6044456), (8, 3777785), (10, 3022228), (11, 2747480), (20, 1511114), (22, 1373740), (40, 755557), (44, 686870), (55, 549496), (88, 343435), (110, 274748), (220, 137374), (440, 68687)]