20600860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:191

約数の個数: 96

約数和(自身を含む): 52553088

約数和(自身を除く): 31952228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 41, 70, 74, 82, 97, 140, 148, 164, 185, 194, 205, 259, 287, 370, 388, 410, 485, 518, 574, 679, 740, 820, 970, 1036, 1148, 1295, 1358, 1435, 1517, 1940, 2590, 2716, 2870, 3034, 3395, 3589, 3977, 5180, 5740, 6068, 6790, 7178, 7585, 7954, 10619, 13580, 14356, 15170, 15908, 17945, 19885, 21238, 25123, 27839, 30340, 35890, 39770, 42476, 50246, 53095, 55678, 71780, 79540, 100492, 106190, 111356, 125615, 139195, 147149, 212380, 251230, 278390, 294298, 502460, 556780, 588596, 735745, 1030043, 1471490, 2060086, 2942980, 4120172, 5150215, 10300430, 20600860]

約数ペア:

[(1, 20600860), (2, 10300430), (4, 5150215), (5, 4120172), (7, 2942980), (10, 2060086), (14, 1471490), (20, 1030043), (28, 735745), (35, 588596), (37, 556780), (41, 502460), (70, 294298), (74, 278390), (82, 251230), (97, 212380), (140, 147149), (148, 139195), (164, 125615), (185, 111356), (194, 106190), (205, 100492), (259, 79540), (287, 71780), (370, 55678), (388, 53095), (410, 50246), (485, 42476), (518, 39770), (574, 35890), (679, 30340), (740, 27839), (820, 25123), (970, 21238), (1036, 19885), (1148, 17945), (1295, 15908), (1358, 15170), (1435, 14356), (1517, 13580), (1940, 10619), (2590, 7954), (2716, 7585), (2870, 7178), (3034, 6790), (3395, 6068), (3589, 5740), (3977, 5180)]