40769440

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13411}}^1$

素因数の和:13445

約数の個数: 48

約数和(自身を含む): 101394720

約数和(自身を除く): 60625280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 13411, 26822, 53644, 67055, 107288, 134110, 214576, 254809, 268220, 429152, 509618, 536440, 1019236, 1072880, 1274045, 2038472, 2145760, 2548090, 4076944, 5096180, 8153888, 10192360, 20384720, 40769440]

約数ペア:

[(1, 40769440), (2, 20384720), (4, 10192360), (5, 8153888), (8, 5096180), (10, 4076944), (16, 2548090), (19, 2145760), (20, 2038472), (32, 1274045), (38, 1072880), (40, 1019236), (76, 536440), (80, 509618), (95, 429152), (152, 268220), (160, 254809), (190, 214576), (304, 134110), (380, 107288), (608, 67055), (760, 53644), (1520, 26822), (3040, 13411)]