49907320

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{17573}}^1$

素因数の和:17655

約数の個数: 32

約数和(自身を含む): 113879520

約数和(自身を除く): 63972200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 17573, 35146, 70292, 87865, 140584, 175730, 351460, 702920, 1247683, 2495366, 4990732, 6238415, 9981464, 12476830, 24953660, 49907320]

約数ペア:

[(1, 49907320), (2, 24953660), (4, 12476830), (5, 9981464), (8, 6238415), (10, 4990732), (20, 2495366), (40, 1247683), (71, 702920), (142, 351460), (284, 175730), (355, 140584), (568, 87865), (710, 70292), (1420, 35146), (2840, 17573)]