30199708

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1381}}^1$

素因数の和:1474

約数の個数: 48

約数和(自身を含む): 66866688

約数和(自身を除く): 36666980

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 71, 77, 142, 154, 284, 308, 497, 781, 994, 1381, 1562, 1988, 2762, 3124, 5467, 5524, 9667, 10934, 15191, 19334, 21868, 30382, 38668, 60764, 98051, 106337, 196102, 212674, 392204, 425348, 686357, 1078561, 1372714, 2157122, 2745428, 4314244, 7549927, 15099854, 30199708]

約数ペア:

[(1, 30199708), (2, 15099854), (4, 7549927), (7, 4314244), (11, 2745428), (14, 2157122), (22, 1372714), (28, 1078561), (44, 686357), (71, 425348), (77, 392204), (142, 212674), (154, 196102), (284, 106337), (308, 98051), (497, 60764), (781, 38668), (994, 30382), (1381, 21868), (1562, 19334), (1988, 15191), (2762, 10934), (3124, 9667), (5467, 5524)]