194613740

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1\times {\mathrm{431}}^1$

素因数の和:758

約数の個数: 48

約数和(自身を含む): 415425024

約数和(自身を除く): 220811284

約数列:

[1, 2, 4, 5, 10, 20, 107, 211, 214, 422, 428, 431, 535, 844, 862, 1055, 1070, 1724, 2110, 2140, 2155, 4220, 4310, 8620, 22577, 45154, 46117, 90308, 90941, 92234, 112885, 181882, 184468, 225770, 230585, 363764, 451540, 454705, 461170, 909410, 922340, 1818820, 9730687, 19461374, 38922748, 48653435, 97306870, 194613740]

約数ペア:

[(1, 194613740), (2, 97306870), (4, 48653435), (5, 38922748), (10, 19461374), (20, 9730687), (107, 1818820), (211, 922340), (214, 909410), (422, 461170), (428, 454705), (431, 451540), (535, 363764), (844, 230585), (862, 225770), (1055, 184468), (1070, 181882), (1724, 112885), (2110, 92234), (2140, 90941), (2155, 90308), (4220, 46117), (4310, 45154), (8620, 22577)]