68067860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{69457}}^1$

素因数の和:69480

約数の個数: 36

約数和(自身を含む): 166282452

約数和(自身を除く): 98214592

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 69457, 138914, 277828, 347285, 486199, 694570, 972398, 1389140, 1944796, 2430995, 3403393, 4861990, 6806786, 9723980, 13613572, 17016965, 34033930, 68067860]

約数ペア:

[(1, 68067860), (2, 34033930), (4, 17016965), (5, 13613572), (7, 9723980), (10, 6806786), (14, 4861990), (20, 3403393), (28, 2430995), (35, 1944796), (49, 1389140), (70, 972398), (98, 694570), (140, 486199), (196, 347285), (245, 277828), (490, 138914), (980, 69457)]