20458070

素因数分解:

$2^1\times 5^1\times {\mathrm{283}}^1\times {\mathrm{7229}}^1$

素因数の和:7519

約数の個数: 16

約数和(自身を含む): 36959760

約数和(自身を除く): 16501690

約数列:

[1, 2, 5, 10, 283, 566, 1415, 2830, 7229, 14458, 36145, 72290, 2045807, 4091614, 10229035, 20458070]

約数ペア:

[(1, 20458070), (2, 10229035), (5, 4091614), (10, 2045807), (283, 72290), (566, 36145), (1415, 14458), (2830, 7229)]