19701612420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{46908601}}^1$

素因数の和:46908620

約数の個数: 48

約数和(自身を含む): 63045161088

約数和(自身を除く): 43343548668

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, 46908601, 93817202, 140725803, 187634404, 234543005, 281451606, 328360207, 469086010, 562903212, 656720414, 703629015, 938172020, 985080621, 1313440828, 1407258030, 1641801035, 1970161242, 2814516060, 3283602070, 3940322484, 4925403105, 6567204140, 9850806210, 19701612420]

約数ペア:

[(1, 19701612420), (2, 9850806210), (3, 6567204140), (4, 4925403105), (5, 3940322484), (6, 3283602070), (7, 2814516060), (10, 1970161242), (12, 1641801035), (14, 1407258030), (15, 1313440828), (20, 985080621), (21, 938172020), (28, 703629015), (30, 656720414), (35, 562903212), (42, 469086010), (60, 328360207), (70, 281451606), (84, 234543005), (105, 187634404), (140, 140725803), (210, 93817202), (420, 46908601)]