23257780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{983}}^1$

素因数の和:1025

約数の個数: 72

約数和(自身を含む): 60504192

約数和(自身を除く): 37246412

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 676, 845, 910, 983, 1183, 1690, 1820, 1966, 2366, 3380, 3932, 4732, 4915, 5915, 6881, 9830, 11830, 12779, 13762, 19660, 23660, 25558, 27524, 34405, 51116, 63895, 68810, 89453, 127790, 137620, 166127, 178906, 255580, 332254, 357812, 447265, 664508, 830635, 894530, 1162889, 1661270, 1789060, 2325778, 3322540, 4651556, 5814445, 11628890, 23257780]

約数ペア:

[(1, 23257780), (2, 11628890), (4, 5814445), (5, 4651556), (7, 3322540), (10, 2325778), (13, 1789060), (14, 1661270), (20, 1162889), (26, 894530), (28, 830635), (35, 664508), (52, 447265), (65, 357812), (70, 332254), (91, 255580), (130, 178906), (140, 166127), (169, 137620), (182, 127790), (260, 89453), (338, 68810), (364, 63895), (455, 51116), (676, 34405), (845, 27524), (910, 25558), (983, 23660), (1183, 19660), (1690, 13762), (1820, 12779), (1966, 11830), (2366, 9830), (3380, 6881), (3932, 5915), (4732, 4915)]