30627940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31253}}^1$

素因数の和:31276

約数の個数: 36

約数和(自身を含む): 74822076

約数和(自身を除く): 44194136

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 31253, 62506, 125012, 156265, 218771, 312530, 437542, 625060, 875084, 1093855, 1531397, 2187710, 3062794, 4375420, 6125588, 7656985, 15313970, 30627940]

約数ペア:

[(1, 30627940), (2, 15313970), (4, 7656985), (5, 6125588), (7, 4375420), (10, 3062794), (14, 2187710), (20, 1531397), (28, 1093855), (35, 875084), (49, 625060), (70, 437542), (98, 312530), (140, 218771), (196, 156265), (245, 125012), (490, 62506), (980, 31253)]