370979980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{378551}}^1$

素因数の和:378574

約数の個数: 36

約数和(自身を含む): 906253488

約数和(自身を除く): 535273508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 378551, 757102, 1514204, 1892755, 2649857, 3785510, 5299714, 7571020, 10599428, 13249285, 18548999, 26498570, 37097998, 52997140, 74195996, 92744995, 185489990, 370979980]

約数ペア:

[(1, 370979980), (2, 185489990), (4, 92744995), (5, 74195996), (7, 52997140), (10, 37097998), (14, 26498570), (20, 18548999), (28, 13249285), (35, 10599428), (49, 7571020), (70, 5299714), (98, 3785510), (140, 2649857), (196, 1892755), (245, 1514204), (490, 757102), (980, 378551)]