201867820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2789}}^1$

素因数の和:2863

約数の個数: 96

約数和(自身を含む): 539965440

約数和(自身を除く): 338097620

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 47, 55, 70, 77, 94, 110, 140, 154, 188, 220, 235, 308, 329, 385, 470, 517, 658, 770, 940, 1034, 1316, 1540, 1645, 2068, 2585, 2789, 3290, 3619, 5170, 5578, 6580, 7238, 10340, 11156, 13945, 14476, 18095, 19523, 27890, 30679, 36190, 39046, 55780, 61358, 72380, 78092, 97615, 122716, 131083, 153395, 195230, 214753, 262166, 306790, 390460, 429506, 524332, 613580, 655415, 859012, 917581, 1073765, 1310830, 1441913, 1835162, 2147530, 2621660, 2883826, 3670324, 4295060, 4587905, 5767652, 7209565, 9175810, 10093391, 14419130, 18351620, 20186782, 28838260, 40373564, 50466955, 100933910, 201867820]

約数ペア:

[(1, 201867820), (2, 100933910), (4, 50466955), (5, 40373564), (7, 28838260), (10, 20186782), (11, 18351620), (14, 14419130), (20, 10093391), (22, 9175810), (28, 7209565), (35, 5767652), (44, 4587905), (47, 4295060), (55, 3670324), (70, 2883826), (77, 2621660), (94, 2147530), (110, 1835162), (140, 1441913), (154, 1310830), (188, 1073765), (220, 917581), (235, 859012), (308, 655415), (329, 613580), (385, 524332), (470, 429506), (517, 390460), (658, 306790), (770, 262166), (940, 214753), (1034, 195230), (1316, 153395), (1540, 131083), (1645, 122716), (2068, 97615), (2585, 78092), (2789, 72380), (3290, 61358), (3619, 55780), (5170, 39046), (5578, 36190), (6580, 30679), (7238, 27890), (10340, 19523), (11156, 18095), (13945, 14476)]