207079880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{105653}}^1$

素因数の和:105678

約数の個数: 48

約数和(自身を含む): 542005020

約数和(自身を除く): 334925140

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, 105653, 211306, 422612, 528265, 739571, 845224, 1056530, 1479142, 2113060, 2958284, 3697855, 4226120, 5176997, 5916568, 7395710, 10353994, 14791420, 20707988, 25884985, 29582840, 41415976, 51769970, 103539940, 207079880]

約数ペア:

[(1, 207079880), (2, 103539940), (4, 51769970), (5, 41415976), (7, 29582840), (8, 25884985), (10, 20707988), (14, 14791420), (20, 10353994), (28, 7395710), (35, 5916568), (40, 5176997), (49, 4226120), (56, 3697855), (70, 2958284), (98, 2113060), (140, 1479142), (196, 1056530), (245, 845224), (280, 739571), (392, 528265), (490, 422612), (980, 211306), (1960, 105653)]