13856080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{227}}^1$

素因数の和:356

約数の個数: 80

約数和(自身を含む): 37319040

約数和(自身を除く): 23462960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 109, 112, 140, 218, 227, 280, 436, 454, 545, 560, 763, 872, 908, 1090, 1135, 1526, 1589, 1744, 1816, 2180, 2270, 3052, 3178, 3632, 3815, 4360, 4540, 6104, 6356, 7630, 7945, 8720, 9080, 12208, 12712, 15260, 15890, 18160, 24743, 25424, 30520, 31780, 49486, 61040, 63560, 98972, 123715, 127120, 173201, 197944, 247430, 346402, 395888, 494860, 692804, 866005, 989720, 1385608, 1732010, 1979440, 2771216, 3464020, 6928040, 13856080]

約数ペア:

[(1, 13856080), (2, 6928040), (4, 3464020), (5, 2771216), (7, 1979440), (8, 1732010), (10, 1385608), (14, 989720), (16, 866005), (20, 692804), (28, 494860), (35, 395888), (40, 346402), (56, 247430), (70, 197944), (80, 173201), (109, 127120), (112, 123715), (140, 98972), (218, 63560), (227, 61040), (280, 49486), (436, 31780), (454, 30520), (545, 25424), (560, 24743), (763, 18160), (872, 15890), (908, 15260), (1090, 12712), (1135, 12208), (1526, 9080), (1589, 8720), (1744, 7945), (1816, 7630), (2180, 6356), (2270, 6104), (3052, 4540), (3178, 4360), (3632, 3815)]