20143846940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3509381}}^1$

素因数の和:3509438

約数の個数: 48

約数和(自身を含む): 49524398784

約数和(自身を除く): 29380551844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 3509381, 7018762, 14037524, 17546905, 24565667, 35093810, 49131334, 70187620, 98262668, 122828335, 143884621, 245656670, 287769242, 491313340, 575538484, 719423105, 1007192347, 1438846210, 2014384694, 2877692420, 4028769388, 5035961735, 10071923470, 20143846940]

約数ペア:

[(1, 20143846940), (2, 10071923470), (4, 5035961735), (5, 4028769388), (7, 2877692420), (10, 2014384694), (14, 1438846210), (20, 1007192347), (28, 719423105), (35, 575538484), (41, 491313340), (70, 287769242), (82, 245656670), (140, 143884621), (164, 122828335), (205, 98262668), (287, 70187620), (410, 49131334), (574, 35093810), (820, 24565667), (1148, 17546905), (1435, 14037524), (2870, 7018762), (5740, 3509381)]