2018941025

素因数分解:

$5^2\times {\mathrm{97}}^1\times {\mathrm{419}}^1\times {\mathrm{1987}}^1$

素因数の和:2513

約数の個数: 24

約数和(自身を含む): 2536608480

約数和(自身を除く): 517667455

約数列:

[1, 5, 25, 97, 419, 485, 1987, 2095, 2425, 9935, 10475, 40643, 49675, 192739, 203215, 832553, 963695, 1016075, 4162765, 4818475, 20813825, 80757641, 403788205, 2018941025]

約数ペア:

[(1, 2018941025), (5, 403788205), (25, 80757641), (97, 20813825), (419, 4818475), (485, 4162765), (1987, 1016075), (2095, 963695), (2425, 832553), (9935, 203215), (10475, 192739), (40643, 49675)]