31967990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{4001}}^1$

素因数の和:4072

約数の個数: 32

約数和(自身を含む): 62239104

約数和(自身を除く): 30271114

約数列:

[1, 2, 5, 10, 17, 34, 47, 85, 94, 170, 235, 470, 799, 1598, 3995, 4001, 7990, 8002, 20005, 40010, 68017, 136034, 188047, 340085, 376094, 680170, 940235, 1880470, 3196799, 6393598, 15983995, 31967990]

約数ペア:

[(1, 31967990), (2, 15983995), (5, 6393598), (10, 3196799), (17, 1880470), (34, 940235), (47, 680170), (85, 376094), (94, 340085), (170, 188047), (235, 136034), (470, 68017), (799, 40010), (1598, 20005), (3995, 8002), (4001, 7990)]