2012163970

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:260

約数の個数: 128

約数和(自身を含む): 4081674240

約数和(自身を除く): 2069510270

約数列:

[1, 2, 5, 10, 23, 37, 41, 46, 73, 74, 79, 82, 115, 146, 158, 185, 205, 230, 365, 370, 395, 410, 730, 790, 851, 943, 1517, 1679, 1702, 1817, 1886, 2701, 2923, 2993, 3034, 3239, 3358, 3634, 4255, 4715, 5402, 5767, 5846, 5986, 6478, 7585, 8395, 8510, 9085, 9430, 11534, 13505, 14615, 14965, 15170, 16195, 16790, 18170, 27010, 28835, 29230, 29930, 32390, 34891, 57670, 62123, 67229, 68839, 69782, 74497, 110741, 119843, 124246, 132641, 134458, 137678, 148994, 174455, 213379, 221482, 236447, 239686, 265282, 310615, 336145, 344195, 348910, 372485, 426758, 472894, 553705, 599215, 621230, 663205, 672290, 688390, 744970, 1066895, 1107410, 1182235, 1198430, 1326410, 2133790, 2364470, 2547043, 2756389, 4907717, 5094086, 5438281, 5512778, 8748539, 9815434, 10876562, 12735215, 13781945, 17497078, 24538585, 25470430, 27191405, 27563890, 43742695, 49077170, 54382810, 87485390, 201216397, 402432794, 1006081985, 2012163970]

約数ペア:

[(1, 2012163970), (2, 1006081985), (5, 402432794), (10, 201216397), (23, 87485390), (37, 54382810), (41, 49077170), (46, 43742695), (73, 27563890), (74, 27191405), (79, 25470430), (82, 24538585), (115, 17497078), (146, 13781945), (158, 12735215), (185, 10876562), (205, 9815434), (230, 8748539), (365, 5512778), (370, 5438281), (395, 5094086), (410, 4907717), (730, 2756389), (790, 2547043), (851, 2364470), (943, 2133790), (1517, 1326410), (1679, 1198430), (1702, 1182235), (1817, 1107410), (1886, 1066895), (2701, 744970), (2923, 688390), (2993, 672290), (3034, 663205), (3239, 621230), (3358, 599215), (3634, 553705), (4255, 472894), (4715, 426758), (5402, 372485), (5767, 348910), (5846, 344195), (5986, 336145), (6478, 310615), (7585, 265282), (8395, 239686), (8510, 236447), (9085, 221482), (9430, 213379), (11534, 174455), (13505, 148994), (14615, 137678), (14965, 134458), (15170, 132641), (16195, 124246), (16790, 119843), (18170, 110741), (27010, 74497), (28835, 69782), (29230, 68839), (29930, 67229), (32390, 62123), (34891, 57670)]