16484840

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1567}}^1$

素因数の和:1841

約数の個数: 32

約数和(自身を含む): 37255680

約数和(自身を除く): 20770840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 1567, 2104, 2630, 3134, 5260, 6268, 7835, 10520, 12536, 15670, 31340, 62680, 412121, 824242, 1648484, 2060605, 3296968, 4121210, 8242420, 16484840]

約数ペア:

[(1, 16484840), (2, 8242420), (4, 4121210), (5, 3296968), (8, 2060605), (10, 1648484), (20, 824242), (40, 412121), (263, 62680), (526, 31340), (1052, 15670), (1315, 12536), (1567, 10520), (2104, 7835), (2630, 6268), (3134, 5260)]