20359014760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{72710767}}^1$

素因数の和:72710785

約数の個数: 32

約数和(自身を含む): 52351752960

約数和(自身を除く): 31992738200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 72710767, 145421534, 290843068, 363553835, 508975369, 581686136, 727107670, 1017950738, 1454215340, 2035901476, 2544876845, 2908430680, 4071802952, 5089753690, 10179507380, 20359014760]

約数ペア:

[(1, 20359014760), (2, 10179507380), (4, 5089753690), (5, 4071802952), (7, 2908430680), (8, 2544876845), (10, 2035901476), (14, 1454215340), (20, 1017950738), (28, 727107670), (35, 581686136), (40, 508975369), (56, 363553835), (70, 290843068), (140, 145421534), (280, 72710767)]