4219880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{2153}}^1$

素因数の和:2178

約数の個数: 48

約数和(自身を含む): 11050020

約数和(自身を除く): 6830140

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 2153, 4306, 8612, 10765, 15071, 17224, 21530, 30142, 43060, 60284, 75355, 86120, 105497, 120568, 150710, 210994, 301420, 421988, 527485, 602840, 843976, 1054970, 2109940, 4219880]

約数ペア:

[(1, 4219880), (2, 2109940), (4, 1054970), (5, 843976), (7, 602840), (8, 527485), (10, 421988), (14, 301420), (20, 210994), (28, 150710), (35, 120568), (40, 105497), (49, 86120), (56, 75355), (70, 60284), (98, 43060), (140, 30142), (196, 21530), (245, 17224), (280, 15071), (392, 10765), (490, 8612), (980, 4306), (1960, 2153)]