1738894940

素因数分解:

$2^2\times 5^1\times {\mathrm{20357}}^1\times {\mathrm{4271}}^1$

素因数の和:24637

約数の個数: 24

約数和(自身を含む): 3652713792

約数和(自身を除く): 1913818852

約数列:

[1, 2, 4, 5, 10, 20, 4271, 8542, 17084, 20357, 21355, 40714, 42710, 81428, 85420, 101785, 203570, 407140, 86944747, 173889494, 347778988, 434723735, 869447470, 1738894940]

約数ペア:

[(1, 1738894940), (2, 869447470), (4, 434723735), (5, 347778988), (10, 173889494), (20, 86944747), (4271, 407140), (8542, 203570), (17084, 101785), (20357, 85420), (21355, 81428), (40714, 42710)]