19325840

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{6529}}^1$

素因数の和:6579

約数の個数: 40

約数和(自身を含む): 46154040

約数和(自身を除く): 26828200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 6529, 13058, 26116, 32645, 52232, 65290, 104464, 130580, 241573, 261160, 483146, 522320, 966292, 1207865, 1932584, 2415730, 3865168, 4831460, 9662920, 19325840]

約数ペア:

[(1, 19325840), (2, 9662920), (4, 4831460), (5, 3865168), (8, 2415730), (10, 1932584), (16, 1207865), (20, 966292), (37, 522320), (40, 483146), (74, 261160), (80, 241573), (148, 130580), (185, 104464), (296, 65290), (370, 52232), (592, 32645), (740, 26116), (1480, 13058), (2960, 6529)]