1820233090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{397}}^1\times {\mathrm{2713}}^1$

素因数の和:3143

約数の個数: 48

約数和(自身を含む): 3558086568

約数和(自身を除く): 1737853478

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 397, 794, 845, 1690, 1985, 2713, 3970, 5161, 5426, 10322, 13565, 25805, 27130, 35269, 51610, 67093, 70538, 134186, 176345, 335465, 352690, 458497, 670930, 916994, 1077061, 2154122, 2292485, 4584970, 5385305, 10770610, 14001793, 28003586, 70008965, 140017930, 182023309, 364046618, 910116545, 1820233090]

約数ペア:

[(1, 1820233090), (2, 910116545), (5, 364046618), (10, 182023309), (13, 140017930), (26, 70008965), (65, 28003586), (130, 14001793), (169, 10770610), (338, 5385305), (397, 4584970), (794, 2292485), (845, 2154122), (1690, 1077061), (1985, 916994), (2713, 670930), (3970, 458497), (5161, 352690), (5426, 335465), (10322, 176345), (13565, 134186), (25805, 70538), (27130, 67093), (35269, 51610)]