45136420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{322403}}^1$

素因数の和:322419

約数の個数: 24

約数和(自身を含む): 108327744

約数和(自身を除く): 63191324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 322403, 644806, 1289612, 1612015, 2256821, 3224030, 4513642, 6448060, 9027284, 11284105, 22568210, 45136420]

約数ペア:

[(1, 45136420), (2, 22568210), (4, 11284105), (5, 9027284), (7, 6448060), (10, 4513642), (14, 3224030), (20, 2256821), (28, 1612015), (35, 1289612), (70, 644806), (140, 322403)]