2013945080

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{229}}^1\times {\mathrm{641}}^1$

素因数の和:902

約数の個数: 128

約数和(自身を含む): 5315760000

約数和(自身を除く): 3301814920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 229, 245, 280, 343, 392, 458, 490, 641, 686, 916, 980, 1145, 1282, 1372, 1603, 1715, 1832, 1960, 2290, 2564, 2744, 3205, 3206, 3430, 4487, 4580, 5128, 6410, 6412, 6860, 8015, 8974, 9160, 11221, 12820, 12824, 13720, 16030, 17948, 22435, 22442, 25640, 31409, 32060, 35896, 44870, 44884, 56105, 62818, 64120, 78547, 89740, 89768, 112210, 125636, 146789, 157045, 157094, 179480, 219863, 224420, 251272, 293578, 314090, 314188, 392735, 439726, 448840, 587156, 628180, 628376, 733945, 785470, 879452, 1027523, 1099315, 1174312, 1256360, 1467890, 1570940, 1758904, 2055046, 2198630, 2935780, 3141880, 4110092, 4397260, 5137615, 5871560, 7192661, 8220184, 8794520, 10275230, 14385322, 20550460, 28770644, 35963305, 41100920, 50348627, 57541288, 71926610, 100697254, 143853220, 201394508, 251743135, 287706440, 402789016, 503486270, 1006972540, 2013945080]

約数ペア:

[(1, 2013945080), (2, 1006972540), (4, 503486270), (5, 402789016), (7, 287706440), (8, 251743135), (10, 201394508), (14, 143853220), (20, 100697254), (28, 71926610), (35, 57541288), (40, 50348627), (49, 41100920), (56, 35963305), (70, 28770644), (98, 20550460), (140, 14385322), (196, 10275230), (229, 8794520), (245, 8220184), (280, 7192661), (343, 5871560), (392, 5137615), (458, 4397260), (490, 4110092), (641, 3141880), (686, 2935780), (916, 2198630), (980, 2055046), (1145, 1758904), (1282, 1570940), (1372, 1467890), (1603, 1256360), (1715, 1174312), (1832, 1099315), (1960, 1027523), (2290, 879452), (2564, 785470), (2744, 733945), (3205, 628376), (3206, 628180), (3430, 587156), (4487, 448840), (4580, 439726), (5128, 392735), (6410, 314188), (6412, 314090), (6860, 293578), (8015, 251272), (8974, 224420), (9160, 219863), (11221, 179480), (12820, 157094), (12824, 157045), (13720, 146789), (16030, 125636), (17948, 112210), (22435, 89768), (22442, 89740), (25640, 78547), (31409, 64120), (32060, 62818), (35896, 56105), (44870, 44884)]