201789080

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{36293}}^1$

素因数の和:36443

約数の個数: 32

約数和(自身を含む): 457304400

約数和(自身を除く): 255515320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 36293, 72586, 145172, 181465, 290344, 362930, 725860, 1451720, 5044727, 10089454, 20178908, 25223635, 40357816, 50447270, 100894540, 201789080]

約数ペア:

[(1, 201789080), (2, 100894540), (4, 50447270), (5, 40357816), (8, 25223635), (10, 20178908), (20, 10089454), (40, 5044727), (139, 1451720), (278, 725860), (556, 362930), (695, 290344), (1112, 181465), (1390, 145172), (2780, 72586), (5560, 36293)]