26358640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{389}}^1$

素因数の和:431

約数の個数: 120

約数和(自身を含む): 77182560

約数和(自身を除く): 50823920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 121, 140, 154, 176, 220, 242, 280, 308, 385, 389, 440, 484, 560, 605, 616, 770, 778, 847, 880, 968, 1210, 1232, 1540, 1556, 1694, 1936, 1945, 2420, 2723, 3080, 3112, 3388, 3890, 4235, 4279, 4840, 5446, 6160, 6224, 6776, 7780, 8470, 8558, 9680, 10892, 13552, 13615, 15560, 16940, 17116, 21395, 21784, 27230, 29953, 31120, 33880, 34232, 42790, 43568, 47069, 54460, 59906, 67760, 68464, 85580, 94138, 108920, 119812, 149765, 171160, 188276, 217840, 235345, 239624, 299530, 329483, 342320, 376552, 470690, 479248, 599060, 658966, 753104, 941380, 1198120, 1317932, 1647415, 1882760, 2396240, 2635864, 3294830, 3765520, 5271728, 6589660, 13179320, 26358640]

約数ペア:

[(1, 26358640), (2, 13179320), (4, 6589660), (5, 5271728), (7, 3765520), (8, 3294830), (10, 2635864), (11, 2396240), (14, 1882760), (16, 1647415), (20, 1317932), (22, 1198120), (28, 941380), (35, 753104), (40, 658966), (44, 599060), (55, 479248), (56, 470690), (70, 376552), (77, 342320), (80, 329483), (88, 299530), (110, 239624), (112, 235345), (121, 217840), (140, 188276), (154, 171160), (176, 149765), (220, 119812), (242, 108920), (280, 94138), (308, 85580), (385, 68464), (389, 67760), (440, 59906), (484, 54460), (560, 47069), (605, 43568), (616, 42790), (770, 34232), (778, 33880), (847, 31120), (880, 29953), (968, 27230), (1210, 21784), (1232, 21395), (1540, 17116), (1556, 16940), (1694, 15560), (1936, 13615), (1945, 13552), (2420, 10892), (2723, 9680), (3080, 8558), (3112, 8470), (3388, 7780), (3890, 6776), (4235, 6224), (4279, 6160), (4840, 5446)]