2019965240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1511}}^1\times {\mathrm{1759}}^1$

素因数の和:3300

約数の個数: 64

約数和(自身を含む): 4790016000

約数和(自身を除く): 2770050760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 1511, 1759, 3022, 3518, 6044, 7036, 7555, 8795, 12088, 14072, 15110, 17590, 28709, 30220, 33421, 35180, 57418, 60440, 66842, 70360, 114836, 133684, 143545, 167105, 229672, 267368, 287090, 334210, 574180, 668420, 1148360, 1336840, 2657849, 5315698, 10631396, 13289245, 21262792, 26578490, 50499131, 53156980, 100998262, 106313960, 201996524, 252495655, 403993048, 504991310, 1009982620, 2019965240]

約数ペア:

[(1, 2019965240), (2, 1009982620), (4, 504991310), (5, 403993048), (8, 252495655), (10, 201996524), (19, 106313960), (20, 100998262), (38, 53156980), (40, 50499131), (76, 26578490), (95, 21262792), (152, 13289245), (190, 10631396), (380, 5315698), (760, 2657849), (1511, 1336840), (1759, 1148360), (3022, 668420), (3518, 574180), (6044, 334210), (7036, 287090), (7555, 267368), (8795, 229672), (12088, 167105), (14072, 143545), (15110, 133684), (17590, 114836), (28709, 70360), (30220, 66842), (33421, 60440), (35180, 57418)]