17669820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{42071}}^1$

素因数の和:42090

約数の個数: 48

約数和(自身を含む): 56544768

約数和(自身を除く): 38874948

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 42071, 84142, 126213, 168284, 210355, 252426, 294497, 420710, 504852, 588994, 631065, 841420, 883491, 1177988, 1262130, 1472485, 1766982, 2524260, 2944970, 3533964, 4417455, 5889940, 8834910, 17669820]

約数ペア:

[(1, 17669820), (2, 8834910), (3, 5889940), (4, 4417455), (5, 3533964), (6, 2944970), (7, 2524260), (10, 1766982), (12, 1472485), (14, 1262130), (15, 1177988), (20, 883491), (21, 841420), (28, 631065), (30, 588994), (35, 504852), (42, 420710), (60, 294497), (70, 252426), (84, 210355), (105, 168284), (140, 126213), (210, 84142), (420, 42071)]