19901910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{94771}}^1$

素因数の和:94788

約数の個数: 32

約数和(自身を含む): 54588672

約数和(自身を除く): 34686762

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 94771, 189542, 284313, 473855, 568626, 663397, 947710, 1326794, 1421565, 1990191, 2843130, 3316985, 3980382, 6633970, 9950955, 19901910]

約数ペア:

[(1, 19901910), (2, 9950955), (3, 6633970), (5, 3980382), (6, 3316985), (7, 2843130), (10, 1990191), (14, 1421565), (15, 1326794), (21, 947710), (30, 663397), (35, 568626), (42, 473855), (70, 284313), (105, 189542), (210, 94771)]