219944530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{7079}}^1$

素因数の和:7338

約数の個数: 32

約数和(自身を含む): 428198400

約数和(自身を除く): 208253870

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 239, 478, 1195, 2390, 3107, 6214, 7079, 14158, 15535, 31070, 35395, 70790, 92027, 184054, 460135, 920270, 1691881, 3383762, 8459405, 16918810, 21994453, 43988906, 109972265, 219944530]

約数ペア:

[(1, 219944530), (2, 109972265), (5, 43988906), (10, 21994453), (13, 16918810), (26, 8459405), (65, 3383762), (130, 1691881), (239, 920270), (478, 460135), (1195, 184054), (2390, 92027), (3107, 70790), (6214, 35395), (7079, 31070), (14158, 15535)]