16849240

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2683}}^1$

素因数の和:2851

約数の個数: 32

約数和(自身を含む): 38166480

約数和(自身を除く): 21317240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 2683, 3140, 5366, 6280, 10732, 13415, 21464, 26830, 53660, 107320, 421231, 842462, 1684924, 2106155, 3369848, 4212310, 8424620, 16849240]

約数ペア:

[(1, 16849240), (2, 8424620), (4, 4212310), (5, 3369848), (8, 2106155), (10, 1684924), (20, 842462), (40, 421231), (157, 107320), (314, 53660), (628, 26830), (785, 21464), (1256, 13415), (1570, 10732), (2683, 6280), (3140, 5366)]