19933120

素因数分解:

$2^6\times 5^1\times {\mathrm{167}}^1\times {\mathrm{373}}^1$

素因数の和:557

約数の個数: 56

約数和(自身を含む): 47877984

約数和(自身を除く): 27944864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 167, 320, 334, 373, 668, 746, 835, 1336, 1492, 1670, 1865, 2672, 2984, 3340, 3730, 5344, 5968, 6680, 7460, 10688, 11936, 13360, 14920, 23872, 26720, 29840, 53440, 59680, 62291, 119360, 124582, 249164, 311455, 498328, 622910, 996656, 1245820, 1993312, 2491640, 3986624, 4983280, 9966560, 19933120]

約数ペア:

[(1, 19933120), (2, 9966560), (4, 4983280), (5, 3986624), (8, 2491640), (10, 1993312), (16, 1245820), (20, 996656), (32, 622910), (40, 498328), (64, 311455), (80, 249164), (160, 124582), (167, 119360), (320, 62291), (334, 59680), (373, 53440), (668, 29840), (746, 26720), (835, 23872), (1336, 14920), (1492, 13360), (1670, 11936), (1865, 10688), (2672, 7460), (2984, 6680), (3340, 5968), (3730, 5344)]