28472560

素因数分解:

$2^4\times 5^1\times {\mathrm{151}}^1\times {\mathrm{2357}}^1$

素因数の和:2521

約数の個数: 40

約数和(自身を含む): 66665376

約数和(自身を除く): 38192816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 151, 302, 604, 755, 1208, 1510, 2357, 2416, 3020, 4714, 6040, 9428, 11785, 12080, 18856, 23570, 37712, 47140, 94280, 188560, 355907, 711814, 1423628, 1779535, 2847256, 3559070, 5694512, 7118140, 14236280, 28472560]

約数ペア:

[(1, 28472560), (2, 14236280), (4, 7118140), (5, 5694512), (8, 3559070), (10, 2847256), (16, 1779535), (20, 1423628), (40, 711814), (80, 355907), (151, 188560), (302, 94280), (604, 47140), (755, 37712), (1208, 23570), (1510, 18856), (2357, 12080), (2416, 11785), (3020, 9428), (4714, 6040)]