2022280420

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1\times {\mathrm{4019}}^1$

素因数の和:4348

約数の個数: 48

約数和(自身を含む): 4302043200

約数和(自身を除く): 2279762780

約数列:

[1, 2, 4, 5, 10, 20, 139, 181, 278, 362, 556, 695, 724, 905, 1390, 1810, 2780, 3620, 4019, 8038, 16076, 20095, 25159, 40190, 50318, 80380, 100636, 125795, 251590, 503180, 558641, 727439, 1117282, 1454878, 2234564, 2793205, 2909756, 3637195, 5586410, 7274390, 11172820, 14548780, 101114021, 202228042, 404456084, 505570105, 1011140210, 2022280420]

約数ペア:

[(1, 2022280420), (2, 1011140210), (4, 505570105), (5, 404456084), (10, 202228042), (20, 101114021), (139, 14548780), (181, 11172820), (278, 7274390), (362, 5586410), (556, 3637195), (695, 2909756), (724, 2793205), (905, 2234564), (1390, 1454878), (1810, 1117282), (2780, 727439), (3620, 558641), (4019, 503180), (8038, 251590), (16076, 125795), (20095, 100636), (25159, 80380), (40190, 50318)]