194612920

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{20357}}^1$

素因数の和:20607

約数の個数: 32

約数和(自身を含む): 439732800

約数和(自身を除く): 245119880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 4780, 9560, 20357, 40714, 81428, 101785, 162856, 203570, 407140, 814280, 4865323, 9730646, 19461292, 24326615, 38922584, 48653230, 97306460, 194612920]

約数ペア:

[(1, 194612920), (2, 97306460), (4, 48653230), (5, 38922584), (8, 24326615), (10, 19461292), (20, 9730646), (40, 4865323), (239, 814280), (478, 407140), (956, 203570), (1195, 162856), (1912, 101785), (2390, 81428), (4780, 40714), (9560, 20357)]