9813520

素因数分解:

$2^4\times 5^1\times {\mathrm{241}}^1\times {\mathrm{509}}^1$

素因数の和:763

約数の個数: 40

約数和(自身を含む): 22956120

約数和(自身を除く): 13142600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 241, 482, 509, 964, 1018, 1205, 1928, 2036, 2410, 2545, 3856, 4072, 4820, 5090, 8144, 9640, 10180, 19280, 20360, 40720, 122669, 245338, 490676, 613345, 981352, 1226690, 1962704, 2453380, 4906760, 9813520]

約数ペア:

[(1, 9813520), (2, 4906760), (4, 2453380), (5, 1962704), (8, 1226690), (10, 981352), (16, 613345), (20, 490676), (40, 245338), (80, 122669), (241, 40720), (482, 20360), (509, 19280), (964, 10180), (1018, 9640), (1205, 8144), (1928, 5090), (2036, 4820), (2410, 4072), (2545, 3856)]