53872420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{12413}}^1$

素因数の和:12460

約数の個数: 48

約数和(自身を含む): 133475328

約数和(自身を除く): 79602908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 12413, 24826, 49652, 62065, 86891, 124130, 173782, 248260, 347564, 384803, 434455, 769606, 868910, 1539212, 1737820, 1924015, 2693621, 3848030, 5387242, 7696060, 10774484, 13468105, 26936210, 53872420]

約数ペア:

[(1, 53872420), (2, 26936210), (4, 13468105), (5, 10774484), (7, 7696060), (10, 5387242), (14, 3848030), (20, 2693621), (28, 1924015), (31, 1737820), (35, 1539212), (62, 868910), (70, 769606), (124, 434455), (140, 384803), (155, 347564), (217, 248260), (310, 173782), (434, 124130), (620, 86891), (868, 62065), (1085, 49652), (2170, 24826), (4340, 12413)]