17423960

素因数分解:

$2^3\times 5^1\times {\mathrm{659}}^1\times {\mathrm{661}}^1$

素因数の和:1331

約数の個数: 32

約数和(自身を含む): 39322800

約数和(自身を除く): 21898840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 659, 661, 1318, 1322, 2636, 2644, 3295, 3305, 5272, 5288, 6590, 6610, 13180, 13220, 26360, 26440, 435599, 871198, 1742396, 2177995, 3484792, 4355990, 8711980, 17423960]

約数ペア:

[(1, 17423960), (2, 8711980), (4, 4355990), (5, 3484792), (8, 2177995), (10, 1742396), (20, 871198), (40, 435599), (659, 26440), (661, 26360), (1318, 13220), (1322, 13180), (2636, 6610), (2644, 6590), (3295, 5288), (3305, 5272)]