66791860

素因数分解:

$2^2\times 5^1\times {\mathrm{541}}^1\times {\mathrm{6173}}^1$

素因数の和:6723

約数の個数: 24

約数和(自身を含む): 140544936

約数和(自身を除く): 73753076

約数列:

[1, 2, 4, 5, 10, 20, 541, 1082, 2164, 2705, 5410, 6173, 10820, 12346, 24692, 30865, 61730, 123460, 3339593, 6679186, 13358372, 16697965, 33395930, 66791860]

約数ペア:

[(1, 66791860), (2, 33395930), (4, 16697965), (5, 13358372), (10, 6679186), (20, 3339593), (541, 123460), (1082, 61730), (2164, 30865), (2705, 24692), (5410, 12346), (6173, 10820)]