27267280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17939}}^1$

素因数の和:17971

約数の個数: 40

約数和(自身を含む): 66736800

約数和(自身を除く): 39469520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 17939, 35878, 71756, 89695, 143512, 179390, 287024, 340841, 358780, 681682, 717560, 1363364, 1435120, 1704205, 2726728, 3408410, 5453456, 6816820, 13633640, 27267280]

約数ペア:

[(1, 27267280), (2, 13633640), (4, 6816820), (5, 5453456), (8, 3408410), (10, 2726728), (16, 1704205), (19, 1435120), (20, 1363364), (38, 717560), (40, 681682), (76, 358780), (80, 340841), (95, 287024), (152, 179390), (190, 143512), (304, 89695), (380, 71756), (760, 35878), (1520, 17939)]