207192040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{470891}}^1$

素因数の和:470913

約数の個数: 32

約数和(自身を含む): 508563360

約数和(自身を除く): 301371320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 470891, 941782, 1883564, 2354455, 3767128, 4708910, 5179801, 9417820, 10359602, 18835640, 20719204, 25899005, 41438408, 51798010, 103596020, 207192040]

約数ペア:

[(1, 207192040), (2, 103596020), (4, 51798010), (5, 41438408), (8, 25899005), (10, 20719204), (11, 18835640), (20, 10359602), (22, 9417820), (40, 5179801), (44, 4708910), (55, 3767128), (88, 2354455), (110, 1883564), (220, 941782), (440, 470891)]