18760760

素因数分解:

$2^3\times 5^1\times {\mathrm{463}}^1\times {\mathrm{1013}}^1$

素因数の和:1487

約数の個数: 32

約数和(自身を含む): 42344640

約数和(自身を除く): 23583880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 463, 926, 1013, 1852, 2026, 2315, 3704, 4052, 4630, 5065, 8104, 9260, 10130, 18520, 20260, 40520, 469019, 938038, 1876076, 2345095, 3752152, 4690190, 9380380, 18760760]

約数ペア:

[(1, 18760760), (2, 9380380), (4, 4690190), (5, 3752152), (8, 2345095), (10, 1876076), (20, 938038), (40, 469019), (463, 40520), (926, 20260), (1013, 18520), (1852, 10130), (2026, 9260), (2315, 8104), (3704, 5065), (4052, 4630)]