214766780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{631667}}^1$

素因数の和:631693

約数の個数: 24

約数和(自身を含む): 477541008

約数和(自身を除く): 262774228

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 631667, 1263334, 2526668, 3158335, 6316670, 10738339, 12633340, 21476678, 42953356, 53691695, 107383390, 214766780]

約数ペア:

[(1, 214766780), (2, 107383390), (4, 53691695), (5, 42953356), (10, 21476678), (17, 12633340), (20, 10738339), (34, 6316670), (68, 3158335), (85, 2526668), (170, 1263334), (340, 631667)]