23411920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{431}}^1$

素因数の和:548

約数の個数: 80

約数和(自身を含む): 62995968

約数和(自身を除く): 39584048

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 97, 112, 140, 194, 280, 388, 431, 485, 560, 679, 776, 862, 970, 1358, 1552, 1724, 1940, 2155, 2716, 3017, 3395, 3448, 3880, 4310, 5432, 6034, 6790, 6896, 7760, 8620, 10864, 12068, 13580, 15085, 17240, 24136, 27160, 30170, 34480, 41807, 48272, 54320, 60340, 83614, 120680, 167228, 209035, 241360, 292649, 334456, 418070, 585298, 668912, 836140, 1170596, 1463245, 1672280, 2341192, 2926490, 3344560, 4682384, 5852980, 11705960, 23411920]

約数ペア:

[(1, 23411920), (2, 11705960), (4, 5852980), (5, 4682384), (7, 3344560), (8, 2926490), (10, 2341192), (14, 1672280), (16, 1463245), (20, 1170596), (28, 836140), (35, 668912), (40, 585298), (56, 418070), (70, 334456), (80, 292649), (97, 241360), (112, 209035), (140, 167228), (194, 120680), (280, 83614), (388, 60340), (431, 54320), (485, 48272), (560, 41807), (679, 34480), (776, 30170), (862, 27160), (970, 24136), (1358, 17240), (1552, 15085), (1724, 13580), (1940, 12068), (2155, 10864), (2716, 8620), (3017, 7760), (3395, 6896), (3448, 6790), (3880, 6034), (4310, 5432)]