2512306020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{5981681}}^1$

素因数の和:5981700

約数の個数: 48

約数和(自身を含む): 8039380608

約数和(自身を除く): 5527074588

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 5981681, 11963362, 17945043, 23926724, 29908405, 35890086, 41871767, 59816810, 71780172, 83743534, 89725215, 119633620, 125615301, 167487068, 179450430, 209358835, 251230602, 358900860, 418717670, 502461204, 628076505, 837435340, 1256153010, 2512306020]

約数ペア:

[(1, 2512306020), (2, 1256153010), (3, 837435340), (4, 628076505), (5, 502461204), (6, 418717670), (7, 358900860), (10, 251230602), (12, 209358835), (14, 179450430), (15, 167487068), (20, 125615301), (21, 119633620), (28, 89725215), (30, 83743534), (35, 71780172), (42, 59816810), (60, 41871767), (70, 35890086), (84, 29908405), (105, 23926724), (140, 17945043), (210, 11963362), (420, 5981681)]