40644940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:227

約数の個数: 96

約数和(自身を含む): 102340224

約数和(自身を除く): 61695284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 73, 82, 97, 140, 146, 164, 194, 205, 287, 292, 365, 388, 410, 485, 511, 574, 679, 730, 820, 970, 1022, 1148, 1358, 1435, 1460, 1940, 2044, 2555, 2716, 2870, 2993, 3395, 3977, 5110, 5740, 5986, 6790, 7081, 7954, 10220, 11972, 13580, 14162, 14965, 15908, 19885, 20951, 27839, 28324, 29930, 35405, 39770, 41902, 49567, 55678, 59860, 70810, 79540, 83804, 99134, 104755, 111356, 139195, 141620, 198268, 209510, 247835, 278390, 290321, 419020, 495670, 556780, 580642, 991340, 1161284, 1451605, 2032247, 2903210, 4064494, 5806420, 8128988, 10161235, 20322470, 40644940]

約数ペア:

[(1, 40644940), (2, 20322470), (4, 10161235), (5, 8128988), (7, 5806420), (10, 4064494), (14, 2903210), (20, 2032247), (28, 1451605), (35, 1161284), (41, 991340), (70, 580642), (73, 556780), (82, 495670), (97, 419020), (140, 290321), (146, 278390), (164, 247835), (194, 209510), (205, 198268), (287, 141620), (292, 139195), (365, 111356), (388, 104755), (410, 99134), (485, 83804), (511, 79540), (574, 70810), (679, 59860), (730, 55678), (820, 49567), (970, 41902), (1022, 39770), (1148, 35405), (1358, 29930), (1435, 28324), (1460, 27839), (1940, 20951), (2044, 19885), (2555, 15908), (2716, 14965), (2870, 14162), (2993, 13580), (3395, 11972), (3977, 10220), (5110, 7954), (5740, 7081), (5986, 6790)]