105428120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{376529}}^1$

素因数の和:376547

約数の個数: 32

約数和(自身を含む): 271101600

約数和(自身を除く): 165673480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 376529, 753058, 1506116, 1882645, 2635703, 3012232, 3765290, 5271406, 7530580, 10542812, 13178515, 15061160, 21085624, 26357030, 52714060, 105428120]

約数ペア:

[(1, 105428120), (2, 52714060), (4, 26357030), (5, 21085624), (7, 15061160), (8, 13178515), (10, 10542812), (14, 7530580), (20, 5271406), (28, 3765290), (35, 3012232), (40, 2635703), (56, 1882645), (70, 1506116), (140, 753058), (280, 376529)]