4920371440

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{448939}}^1$

素因数の和:449089

約数の個数: 40

約数和(自身を含む): 11523391920

約数和(自身を除く): 6603020480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2740, 5480, 10960, 448939, 897878, 1795756, 2244695, 3591512, 4489390, 7183024, 8978780, 17957560, 35915120, 61504643, 123009286, 246018572, 307523215, 492037144, 615046430, 984074288, 1230092860, 2460185720, 4920371440]

約数ペア:

[(1, 4920371440), (2, 2460185720), (4, 1230092860), (5, 984074288), (8, 615046430), (10, 492037144), (16, 307523215), (20, 246018572), (40, 123009286), (80, 61504643), (137, 35915120), (274, 17957560), (548, 8978780), (685, 7183024), (1096, 4489390), (1370, 3591512), (2192, 2244695), (2740, 1795756), (5480, 897878), (10960, 448939)]