858178840

素因数分解:

$2^3\times 5^1\times {\mathrm{4441}}^1\times {\mathrm{4831}}^1$

素因数の和:9283

約数の個数: 32

約数和(自身を含む): 1931736960

約数和(自身を除く): 1073558120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4441, 4831, 8882, 9662, 17764, 19324, 22205, 24155, 35528, 38648, 44410, 48310, 88820, 96620, 177640, 193240, 21454471, 42908942, 85817884, 107272355, 171635768, 214544710, 429089420, 858178840]

約数ペア:

[(1, 858178840), (2, 429089420), (4, 214544710), (5, 171635768), (8, 107272355), (10, 85817884), (20, 42908942), (40, 21454471), (4441, 193240), (4831, 177640), (8882, 96620), (9662, 88820), (17764, 48310), (19324, 44410), (22205, 38648), (24155, 35528)]