127120

素因数分解:

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

素因数の和:247

約数の個数: 40

約数和(自身を含む): 339264

約数和(自身を除く): 212144

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 227, 280, 454, 560, 908, 1135, 1589, 1816, 2270, 3178, 3632, 4540, 6356, 7945, 9080, 12712, 15890, 18160, 25424, 31780, 63560, 127120]

約数ペア:

[(1, 127120), (2, 63560), (4, 31780), (5, 25424), (7, 18160), (8, 15890), (10, 12712), (14, 9080), (16, 7945), (20, 6356), (28, 4540), (35, 3632), (40, 3178), (56, 2270), (70, 1816), (80, 1589), (112, 1135), (140, 908), (227, 560), (280, 454)]