339945620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{12713}}^1$

素因数の和:12920

約数の個数: 48

約数和(自身を含む): 820205568

約数和(自身を除く): 480259948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 191, 382, 764, 955, 1337, 1910, 2674, 3820, 5348, 6685, 12713, 13370, 25426, 26740, 50852, 63565, 88991, 127130, 177982, 254260, 355964, 444955, 889910, 1779820, 2428183, 4856366, 9712732, 12140915, 16997281, 24281830, 33994562, 48563660, 67989124, 84986405, 169972810, 339945620]

約数ペア:

[(1, 339945620), (2, 169972810), (4, 84986405), (5, 67989124), (7, 48563660), (10, 33994562), (14, 24281830), (20, 16997281), (28, 12140915), (35, 9712732), (70, 4856366), (140, 2428183), (191, 1779820), (382, 889910), (764, 444955), (955, 355964), (1337, 254260), (1910, 177982), (2674, 127130), (3820, 88991), (5348, 63565), (6685, 50852), (12713, 26740), (13370, 25426)]