206543240

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{125941}}^1$

素因数の和:125993

約数の個数: 32

約数和(自身を含む): 476060760

約数和(自身を除く): 269517520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 125941, 251882, 503764, 629705, 1007528, 1259410, 2518820, 5037640, 5163581, 10327162, 20654324, 25817905, 41308648, 51635810, 103271620, 206543240]

約数ペア:

[(1, 206543240), (2, 103271620), (4, 51635810), (5, 41308648), (8, 25817905), (10, 20654324), (20, 10327162), (40, 5163581), (41, 5037640), (82, 2518820), (164, 1259410), (205, 1007528), (328, 629705), (410, 503764), (820, 251882), (1640, 125941)]