20504270

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{1511}}^1$

素因数の和:1600

約数の個数: 32

約数和(自身を含む): 39191040

約数和(自身を除く): 18686770

約数列:

[1, 2, 5, 10, 23, 46, 59, 115, 118, 230, 295, 590, 1357, 1511, 2714, 3022, 6785, 7555, 13570, 15110, 34753, 69506, 89149, 173765, 178298, 347530, 445745, 891490, 2050427, 4100854, 10252135, 20504270]

約数ペア:

[(1, 20504270), (2, 10252135), (5, 4100854), (10, 2050427), (23, 891490), (46, 445745), (59, 347530), (115, 178298), (118, 173765), (230, 89149), (295, 69506), (590, 34753), (1357, 15110), (1511, 13570), (2714, 7555), (3022, 6785)]