206587240

素因数分解:

$2^3\times 5^1\times {\mathrm{1471}}^1\times {\mathrm{3511}}^1$

素因数の和:4993

約数の個数: 32

約数和(自身を含む): 465269760

約数和(自身を除く): 258682520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1471, 2942, 3511, 5884, 7022, 7355, 11768, 14044, 14710, 17555, 28088, 29420, 35110, 58840, 70220, 140440, 5164681, 10329362, 20658724, 25823405, 41317448, 51646810, 103293620, 206587240]

約数ペア:

[(1, 206587240), (2, 103293620), (4, 51646810), (5, 41317448), (8, 25823405), (10, 20658724), (20, 10329362), (40, 5164681), (1471, 140440), (2942, 70220), (3511, 58840), (5884, 35110), (7022, 29420), (7355, 28088), (11768, 17555), (14044, 14710)]