20274100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2633}}^1$

素因数の和:2665

約数の個数: 72

約数和(自身を含む): 54871488

約数和(自身を除く): 34597388

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 140, 154, 175, 220, 275, 308, 350, 385, 550, 700, 770, 1100, 1540, 1925, 2633, 3850, 5266, 7700, 10532, 13165, 18431, 26330, 28963, 36862, 52660, 57926, 65825, 73724, 92155, 115852, 131650, 144815, 184310, 202741, 263300, 289630, 368620, 405482, 460775, 579260, 724075, 810964, 921550, 1013705, 1448150, 1843100, 2027410, 2896300, 4054820, 5068525, 10137050, 20274100]

約数ペア:

[(1, 20274100), (2, 10137050), (4, 5068525), (5, 4054820), (7, 2896300), (10, 2027410), (11, 1843100), (14, 1448150), (20, 1013705), (22, 921550), (25, 810964), (28, 724075), (35, 579260), (44, 460775), (50, 405482), (55, 368620), (70, 289630), (77, 263300), (100, 202741), (110, 184310), (140, 144815), (154, 131650), (175, 115852), (220, 92155), (275, 73724), (308, 65825), (350, 57926), (385, 52660), (550, 36862), (700, 28963), (770, 26330), (1100, 18431), (1540, 13165), (1925, 10532), (2633, 7700), (3850, 5266)]