2658660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{607}}^1$

素因数の和:692

約数の個数: 48

約数和(自身を含む): 7558656

約数和(自身を除く): 4899996

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 607, 730, 876, 1095, 1214, 1460, 1821, 2190, 2428, 3035, 3642, 4380, 6070, 7284, 9105, 12140, 18210, 36420, 44311, 88622, 132933, 177244, 221555, 265866, 443110, 531732, 664665, 886220, 1329330, 2658660]

約数ペア:

[(1, 2658660), (2, 1329330), (3, 886220), (4, 664665), (5, 531732), (6, 443110), (10, 265866), (12, 221555), (15, 177244), (20, 132933), (30, 88622), (60, 44311), (73, 36420), (146, 18210), (219, 12140), (292, 9105), (365, 7284), (438, 6070), (607, 4380), (730, 3642), (876, 3035), (1095, 2428), (1214, 2190), (1460, 1821)]