85940808520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{306931459}}^1$

素因数の和:306931477

約数の個数: 32

約数和(自身を含む): 220990651200

約数和(自身を除く): 135049842680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 306931459, 613862918, 1227725836, 1534657295, 2148520213, 2455451672, 3069314590, 4297040426, 6138629180, 8594080852, 10742601065, 12277258360, 17188161704, 21485202130, 42970404260, 85940808520]

約数ペア:

[(1, 85940808520), (2, 42970404260), (4, 21485202130), (5, 17188161704), (7, 12277258360), (8, 10742601065), (10, 8594080852), (14, 6138629180), (20, 4297040426), (28, 3069314590), (35, 2455451672), (40, 2148520213), (56, 1534657295), (70, 1227725836), (140, 613862918), (280, 306931459)]