149097460

素因数分解:

$2^2\times 5^1\times {\mathrm{1607}}^1\times {\mathrm{4639}}^1$

素因数の和:6255

約数の個数: 24

約数和(自身を含む): 313367040

約数和(自身を除く): 164269580

約数列:

[1, 2, 4, 5, 10, 20, 1607, 3214, 4639, 6428, 8035, 9278, 16070, 18556, 23195, 32140, 46390, 92780, 7454873, 14909746, 29819492, 37274365, 74548730, 149097460]

約数ペア:

[(1, 149097460), (2, 74548730), (4, 37274365), (5, 29819492), (10, 14909746), (20, 7454873), (1607, 92780), (3214, 46390), (4639, 32140), (6428, 23195), (8035, 18556), (9278, 16070)]