801636780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1908659}}^1$

素因数の和:1908678

約数の個数: 48

約数和(自身を含む): 2565239040

約数和(自身を除く): 1763602260

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, 1908659, 3817318, 5725977, 7634636, 9543295, 11451954, 13360613, 19086590, 22903908, 26721226, 28629885, 38173180, 40081839, 53442452, 57259770, 66803065, 80163678, 114519540, 133606130, 160327356, 200409195, 267212260, 400818390, 801636780]

約数ペア:

[(1, 801636780), (2, 400818390), (3, 267212260), (4, 200409195), (5, 160327356), (6, 133606130), (7, 114519540), (10, 80163678), (12, 66803065), (14, 57259770), (15, 53442452), (20, 40081839), (21, 38173180), (28, 28629885), (30, 26721226), (35, 22903908), (42, 19086590), (60, 13360613), (70, 11451954), (84, 9543295), (105, 7634636), (140, 5725977), (210, 3817318), (420, 1908659)]