2000498720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1136647}}^1$

素因数の和:1136673

約数の個数: 48

約数和(自身を含む): 5155835328

約数和(自身を除く): 3155336608

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 1136647, 2273294, 4546588, 5683235, 9093176, 11366470, 12503117, 18186352, 22732940, 25006234, 36372704, 45465880, 50012468, 62515585, 90931760, 100024936, 125031170, 181863520, 200049872, 250062340, 400099744, 500124680, 1000249360, 2000498720]

約数ペア:

[(1, 2000498720), (2, 1000249360), (4, 500124680), (5, 400099744), (8, 250062340), (10, 200049872), (11, 181863520), (16, 125031170), (20, 100024936), (22, 90931760), (32, 62515585), (40, 50012468), (44, 45465880), (55, 36372704), (80, 25006234), (88, 22732940), (110, 18186352), (160, 12503117), (176, 11366470), (220, 9093176), (352, 5683235), (440, 4546588), (880, 2273294), (1760, 1136647)]