30207815

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 42128640

約数和(自身を除く): 11920825

約数列:

[1, 5, 11, 19, 55, 95, 137, 209, 211, 685, 1045, 1055, 1507, 2321, 2603, 4009, 7535, 11605, 13015, 20045, 28633, 28907, 44099, 143165, 144535, 220495, 317977, 549233, 1589885, 2746165, 6041563, 30207815]

約数ペア:

[(1, 30207815), (5, 6041563), (11, 2746165), (19, 1589885), (55, 549233), (95, 317977), (137, 220495), (209, 144535), (211, 143165), (685, 44099), (1045, 28907), (1055, 28633), (1507, 20045), (2321, 13015), (2603, 11605), (4009, 7535)]