20394710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{6199}}^1$

素因数の和:6260

約数の個数: 32

約数和(自身を含む): 42854400

約数和(自身を除く): 22459690

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 235, 329, 470, 658, 1645, 3290, 6199, 12398, 30995, 43393, 61990, 86786, 216965, 291353, 433930, 582706, 1456765, 2039471, 2913530, 4078942, 10197355, 20394710]

約数ペア:

[(1, 20394710), (2, 10197355), (5, 4078942), (7, 2913530), (10, 2039471), (14, 1456765), (35, 582706), (47, 433930), (70, 291353), (94, 216965), (235, 86786), (329, 61990), (470, 43393), (658, 30995), (1645, 12398), (3290, 6199)]