109896220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{112139}}^1$

素因数の和:112162

約数の個数: 36

約数和(自身を含む): 268463160

約数和(自身を除く): 158566940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 112139, 224278, 448556, 560695, 784973, 1121390, 1569946, 2242780, 3139892, 3924865, 5494811, 7849730, 10989622, 15699460, 21979244, 27474055, 54948110, 109896220]

約数ペア:

[(1, 109896220), (2, 54948110), (4, 27474055), (5, 21979244), (7, 15699460), (10, 10989622), (14, 7849730), (20, 5494811), (28, 3924865), (35, 3139892), (49, 2242780), (70, 1569946), (98, 1121390), (140, 784973), (196, 560695), (245, 448556), (490, 224278), (980, 112139)]