2578480

素因数分解:

$2^4\times 5^1\times {\mathrm{167}}^1\times {\mathrm{193}}^1$

素因数の和:373

約数の個数: 40

約数和(自身を含む): 6062112

約数和(自身を除く): 3483632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 167, 193, 334, 386, 668, 772, 835, 965, 1336, 1544, 1670, 1930, 2672, 3088, 3340, 3860, 6680, 7720, 13360, 15440, 32231, 64462, 128924, 161155, 257848, 322310, 515696, 644620, 1289240, 2578480]

約数ペア:

[(1, 2578480), (2, 1289240), (4, 644620), (5, 515696), (8, 322310), (10, 257848), (16, 161155), (20, 128924), (40, 64462), (80, 32231), (167, 15440), (193, 13360), (334, 7720), (386, 6680), (668, 3860), (772, 3340), (835, 3088), (965, 2672), (1336, 1930), (1544, 1670)]