9428000

素因数分解:

$2^5\times 5^3\times {\mathrm{2357}}^1$

素因数の和:2382

約数の個数: 48

約数和(自身を含む): 23174424

約数和(自身を除く): 13746424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 2357, 4000, 4714, 9428, 11785, 18856, 23570, 37712, 47140, 58925, 75424, 94280, 117850, 188560, 235700, 294625, 377120, 471400, 589250, 942800, 1178500, 1885600, 2357000, 4714000, 9428000]

約数ペア:

[(1, 9428000), (2, 4714000), (4, 2357000), (5, 1885600), (8, 1178500), (10, 942800), (16, 589250), (20, 471400), (25, 377120), (32, 294625), (40, 235700), (50, 188560), (80, 117850), (100, 94280), (125, 75424), (160, 58925), (200, 47140), (250, 37712), (400, 23570), (500, 18856), (800, 11785), (1000, 9428), (2000, 4714), (2357, 4000)]