493764140

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{3779}}^1$

素因数の和:3974

約数の個数: 48

約数和(自身を含む): 1066867200

約数和(自身を除く): 573103060

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 139, 188, 235, 278, 470, 556, 695, 940, 1390, 2780, 3779, 6533, 7558, 13066, 15116, 18895, 26132, 32665, 37790, 65330, 75580, 130660, 177613, 355226, 525281, 710452, 888065, 1050562, 1776130, 2101124, 2626405, 3552260, 5252810, 10505620, 24688207, 49376414, 98752828, 123441035, 246882070, 493764140]

約数ペア:

[(1, 493764140), (2, 246882070), (4, 123441035), (5, 98752828), (10, 49376414), (20, 24688207), (47, 10505620), (94, 5252810), (139, 3552260), (188, 2626405), (235, 2101124), (278, 1776130), (470, 1050562), (556, 888065), (695, 710452), (940, 525281), (1390, 355226), (2780, 177613), (3779, 130660), (6533, 75580), (7558, 65330), (13066, 37790), (15116, 32665), (18895, 26132)]