20177425240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1533239}}^1$

素因数の和:1533304

約数の個数: 64

約数和(自身を含む): 52988774400

約数和(自身を除く): 32811349160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 329, 376, 470, 658, 940, 1316, 1645, 1880, 2632, 3290, 6580, 13160, 1533239, 3066478, 6132956, 7666195, 10732673, 12265912, 15332390, 21465346, 30664780, 42930692, 53663365, 61329560, 72062233, 85861384, 107326730, 144124466, 214653460, 288248932, 360311165, 429306920, 504435631, 576497864, 720622330, 1008871262, 1441244660, 2017742524, 2522178155, 2882489320, 4035485048, 5044356310, 10088712620, 20177425240]

約数ペア:

[(1, 20177425240), (2, 10088712620), (4, 5044356310), (5, 4035485048), (7, 2882489320), (8, 2522178155), (10, 2017742524), (14, 1441244660), (20, 1008871262), (28, 720622330), (35, 576497864), (40, 504435631), (47, 429306920), (56, 360311165), (70, 288248932), (94, 214653460), (140, 144124466), (188, 107326730), (235, 85861384), (280, 72062233), (329, 61329560), (376, 53663365), (470, 42930692), (658, 30664780), (940, 21465346), (1316, 15332390), (1645, 12265912), (1880, 10732673), (2632, 7666195), (3290, 6132956), (6580, 3066478), (13160, 1533239)]