1887970

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{3853}}^1$

素因数の和:3874

約数の個数: 24

約数和(自身を含む): 3954204

約数和(自身を除く): 2066234

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 3853, 7706, 19265, 26971, 38530, 53942, 134855, 188797, 269710, 377594, 943985, 1887970]

約数ペア:

[(1, 1887970), (2, 943985), (5, 377594), (7, 269710), (10, 188797), (14, 134855), (35, 53942), (49, 38530), (70, 26971), (98, 19265), (245, 7706), (490, 3853)]