1317873890

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{1069}}^1$

素因数の和:1227

約数の個数: 64

約数和(自身を含む): 2521981440

約数和(自身を除く): 1204107550

約数列:

[1, 2, 5, 10, 43, 47, 61, 86, 94, 122, 215, 235, 305, 430, 470, 610, 1069, 2021, 2138, 2623, 2867, 4042, 5246, 5345, 5734, 10105, 10690, 13115, 14335, 20210, 26230, 28670, 45967, 50243, 65209, 91934, 100486, 123281, 130418, 229835, 246562, 251215, 326045, 459670, 502430, 616405, 652090, 1232810, 2160449, 2803987, 3064823, 4320898, 5607974, 6129646, 10802245, 14019935, 15324115, 21604490, 28039870, 30648230, 131787389, 263574778, 658936945, 1317873890]

約数ペア:

[(1, 1317873890), (2, 658936945), (5, 263574778), (10, 131787389), (43, 30648230), (47, 28039870), (61, 21604490), (86, 15324115), (94, 14019935), (122, 10802245), (215, 6129646), (235, 5607974), (305, 4320898), (430, 3064823), (470, 2803987), (610, 2160449), (1069, 1232810), (2021, 652090), (2138, 616405), (2623, 502430), (2867, 459670), (4042, 326045), (5246, 251215), (5345, 246562), (5734, 229835), (10105, 130418), (10690, 123281), (13115, 100486), (14335, 91934), (20210, 65209), (26230, 50243), (28670, 45967)]